German Imperial War Flag — Reichskriegsflagge (1903–1918), WWI Imperial Army & Navy Flag, 3×5 Feet
An Exceptionally Rare Design — The Imperial War Flag with Prussian Eagle
The Reichskriegsflagge (Reich War Flag) in this specific configuration — featuring the Prussian Eagle centered within the Iron Cross — is among the rarest and most historically significant German military flags available anywhere. Unlike the more commonly seen versions with the eagle positioned differently, this precise design is extraordinarily difficult to find, making it a genuinely exceptional piece for serious collectors and historians of Imperial German military history.
History of the Reichskriegsflagge
The Reichskriegsflagge (German: Reich War Flag) served as the official war flag of the German Empire from 1867 to 1918 — flown by both the Kaiserliche Marine (Imperial German Navy) and the Imperial German Army as their primary military standard. The specific design presented here was in official use from 1903 to 1918, making it the definitive war flag of World War I (1914–1918).
Its design combines several of the most powerful symbols in German military heraldry:
The Black Iron Cross (Eisernes Kreuz) — dominating the field of the flag in the traditional bold cross formation — connects this standard directly to over a century of German military tradition, from its establishment by King Frederick William III of Prussia during the Napoleonic Wars of 1813 through the Franco-Prussian War (1870–71) and into the trenches and naval battles of the First World War. The Iron Cross was Germany’s highest military decoration and its most universally recognized symbol of martial valor.
At the center of the Iron Cross sits a white disc bearing the Prussian Eagle (Preußischer Adler) — the ancient heraldic eagle of the Kingdom of Prussia, the dominant German state and the driving force behind the unification of Germany in 1871. The Prussian Eagle in its black-on-white form traces its origins to the Hohenzollern dynasty and ultimately to the heraldic traditions of the Holy Roman Empire — making this flag’s central emblem one of the oldest continuously used symbols in European political history. The identical eagle can be seen on the Kingdom of Prussia Flag, directly connecting this war standard to Prussia’s centuries-long military heritage.
The flag’s field carries the black, white, and red colors of the German Empire — the colors of Prussian and Hanseatic tradition that Chancellor Otto von Bismarck enshrined as the imperial colors following unification in 1871.
The Kaiserliche Marine — Germany’s Imperial Naval Ambition
The Kaiserliche Marine (Imperial German Navy) that flew this flag was itself a relatively young institution — Germany had historically been a land power, and it was not until the reign of Kaiser Wilhelm II that Germany embarked on a serious program of naval expansion designed to challenge British Royal Navy supremacy on the world’s oceans.
In 1897, Kaiser Wilhelm II appointed Admiral Alfred von Tirpitz as head of the Imperial Naval Office (Reichsmarineamt) — a pivotal decision that launched one of the most consequential naval arms races in history. Under Tirpitz’s direction, Germany embarked on an ambitious Fleet Building Program (Flottenbauprogramm), constructing a modern High Seas Fleet (Hochseeflotte) of dreadnought battleships, battlecruisers, cruisers, and U-boats designed to make Germany a genuine global naval power.
This naval expansion was a primary driver of rising tensions between Germany and Britain in the years leading to World War I — the British viewed German naval expansion as a direct existential challenge to the Royal Navy’s traditional supremacy and Britain’s ability to defend its global empire and trade routes.
By 1914, the Kaiserliche Marine was the second largest navy in the world, and the Reichskriegsflagge flew from the mastheads of some of the most powerful warships ever built — including the SMS Kaiser, SMS König, SMS Derfflinger, and the entire High Seas Fleet that met the British Grand Fleet at the Battle of Jutland on May 31 – June 1, 1916 — the largest naval battle in history, involving over 250 warships and 100,000 men.
The photograph of Kaiser Wilhelm II in 1913 — taken just one year before the outbreak of the war that would destroy his empire — captures the imperial confidence of a Germany at the height of its naval power, still flying this precise war flag from its warships and army standards.
Post-WWI Use & Political Significance
Following Germany’s defeat in November 1918 and the establishment of the Weimar Republic, the Reichskriegsflagge was officially retired. However its story did not end there. Throughout the 1920s and 1930s, the flag was adopted by right-wing nationalist and monarchist groups as a symbol of opposition to the Weimar Republic — which they despised as the embodiment of Germany’s humiliating defeat and the betrayal of the imperial order.
Various early Nazi and proto-fascist organizations incorporated the Reichskriegsflagge into their political demonstrations alongside other imperial and nationalist symbols, viewing it as a statement of rejection of Weimar democracy and a demand for the restoration of German imperial greatness. The NSDAP (Nazi Party) itself drew heavily on imperial German military symbolism in its early years before developing its own distinct visual identity around the swastika flag.
The use of this flag by political protest movements has continued in various forms to the present day, making it a flag with historical significance extending well beyond its original military context.
Frequently Asked Questions & Little-Known Facts
Q: What makes this specific design rare? Most reproductions of the Reichskriegsflagge place the eagle in a different configuration or omit it entirely. The precise version shown here — with the Prussian Eagle centered within a white disc at the heart of the Iron Cross — is the specific 1903–1918 design used throughout World War I and is genuinely difficult to source. We have not found another example of this exact configuration available elsewhere online.
Q: Who was Alfred von Tirpitz and why does he matter? Grand Admiral Alfred von Tirpitz (1849–1930) is one of the most consequential figures in naval history. As head of the Imperial Naval Office from 1897 to 1916, he designed and executed Germany’s naval expansion program — transforming Germany from a minor naval power into the world’s second largest fleet in under two decades. His “Risk Fleet” theory held that Germany needed only to build a navy large enough to make attacking it too costly for Britain — a strategy that ultimately contributed to driving Britain into the Triple Entente against Germany. Tirpitz resigned in 1916 following disagreements over unrestricted U-boat warfare policy.
Q: What was the Battle of Jutland? The Battle of Jutland (May 31 – June 1, 1916) was the largest naval battle in history by tonnage and the only major fleet engagement of World War I. The German High Seas Fleet, flying this war flag, inflicted greater losses on the British Grand Fleet in terms of ships and men — but the British retained strategic control of the North Sea, keeping Germany’s fleet effectively bottled up for the remainder of the war. The German Navy never again challenged British naval supremacy in a major fleet action.
Q: What happened to the Kaiserliche Marine’s fleet after WWI? Following Germany’s surrender, the High Seas Fleet was interned at the British naval base of Scapa Flow in the Orkney Islands, Scotland. On June 21, 1919, German Rear Admiral Ludwig von Reuter ordered the scuttling of 52 German warships rather than allow them to be distributed among the Allied navies — the largest deliberate scuttling in naval history and the final act of the Kaiserliche Marine.
Q: Is this flag associated with the Nazi regime? The flag’s original use (1903–1918) predates the Nazi era by decades and is a straightforward Imperial German military artifact. Its subsequent use by nationalist groups in the Weimar era — including some early Nazi-affiliated organizations — gives it a more complex historical legacy than purely Imperial German flags. This listing presents the flag in its primary WWI Imperial German military context.
Standard Quality — Super-Weave Polyester, 3×5 Feet
Our most popular quality level — durable, lightweight, and built to fly in even the lightest breeze.
- Through-dyed on both sides — design fully visible from either direction
- Bright, fade-resistant dye for lasting color in indoor and fair-weather outdoor use
- 100% synthetic super-weave polyester — lightweight, waterproof, and highly responsive in minimal wind
- Double-stitched edges on all sides for lasting durability
- Reinforced grommet holes with metal rings for secure, rust-free pole attachment
- Fits any standard flagpole or mounting system
Recommended Uses
- WWI reenactments and Imperial German living history events
- Theatrical productions — film, television, and stage
- Indoor museum and historical displays
- Academic and educational exhibitions
- Collectors of Imperial German, Kaiserliche Marine, and WWI military history
- Fair-weather outdoor display, events, and parades
Premium Quality Cotton Polehem Sewn Nazi Banner 3 x 5
See Nazi Germany Flag Collection Here.
Check out our entire WW2 Nazi Flag Collection Here.
We are adding more and more daily!
“At Ultimate Flags Inc., we are more than just a flag store; we are custodians of history, supporters of freedom, and believers in the power of symbols. Located in O’Brien, Florida, our family-owned business has been serving patriots, history enthusiasts, and flag collectors since 1997. We pride ourselves on offering an unparalleled selection of over 10,000 flags, including American flags, Confederate flags, military flags, historic flags, and custom designs. Each flag tells a story, and we are committed to preserving these narratives through our high-quality products.
Our passion for flags is matched only by our dedication to our customers. Whether you’re seeking a flag for personal expression, historical reenactments, or to honor your heritage, our experienced team is here to help you find the perfect flag. We understand the importance of quality, which is why we offer flags in various materials and sizes, suitable for all needs and occasions.
At Ultimate Flags, we believe in giving back. We actively support veterans, first responders, and non-profit organizations, ensuring that the brave men and women who serve our country are honored and remembered. Our online presence is not just about sales; it’s about educating our audience on the rich tapestry of American history and the significance of flags in our society.
Explore our vast collection in our online flag store and join us in celebrating the virtues, history, and ideas that shape our nation. For Patriots, Pride, & Freedom – Ultimate Flags Inc.”
SKU: C5D4F3-RU-FL3X5P-839151
German Naval Jack — Weimar Republic Era (1921–1933), Iron Cross with German Canton, 3×5 Feet
A Rare Flag from Germany’s Most Turbulent Political Era
The German Naval Jack of 1921–1933 is one of the most historically fascinating and collectible flags of the 20th century — a design that bridges the end of the German Empire and the rise of the Third Reich, born entirely within the brief and turbulent years of the Weimar Republic. Featuring the timeless Iron Cross, the traditional black, white, and red imperial colors, and the German national flag in the canton, this jack captures a Germany torn between its imperial past and an uncertain democratic future.
History & Symbolism of the 1921–1933 German Naval Jack
The Weimar Republic (1919–1933) was established in the aftermath of Germany’s defeat in World War I and the abdication of Kaiser Wilhelm II in November 1918. The new democratic government faced an almost impossible task — governing a nation shattered by military defeat, crippled by the punishing Treaty of Versailles (1919), and bitterly divided between monarchists, republicans, communists, and early Nazi agitators.
One of the Weimar Republic’s most politically charged decisions was the question of national colors and flag identity. The new Republic adopted black, red, and gold as its official national colors — the colors of the liberal revolutionary movement of 1848 — replacing the black, white, and red of the German Empire. This decision was fiercely contested by German nationalists and monarchists, who viewed the new colors as a humiliating repudiation of imperial German heritage.
The German Naval Jack adopted in 1921 reflected this political compromise — incorporating the black, white, and red of the old imperial tradition alongside the new republican identity. Its design combined:
- The black, white, and red field — the colors of the Prussian and imperial German heraldic tradition, drawn from the arms of the Hohenzollern dynasty and the Hanseatic League, representing continuity with Germany’s pre-Weimar military and naval heritage
- A bold black Iron Cross (Eisernes Kreuz) centered on the flag — Germany’s most venerated military symbol, established in 1813 during the Napoleonic Wars and carried through the Franco-Prussian War and World War I as the nation’s premier decoration for battlefield valor
- The German national flag in the canton (upper hoist corner) — incorporating the black, red, and gold tricolor of the Weimar Republic, formally acknowledging the new democratic state’s authority while surrounding it with imperial colors that many in the German Navy still preferred
This design tension — republican colors in the canton, imperial colors dominating the field — perfectly encapsulates the fundamental instability of the Weimar Republic itself, which was perpetually caught between democratic legitimacy and the gravitational pull of its imperial past.
The flag was in use from 1921 until 1933, when Adolf Hitler’s appointment as Chancellor and the subsequent Nazi seizure of power (Machtergreifung) brought an end to the Weimar Republic and its flag designs. The black, red, and gold republican tricolor was abolished and replaced with the black, white, and red of the imperial era — and ultimately the swastika flag — as the Nazis deliberately reclaimed imperial German symbolism and rejected the Weimar democratic heritage entirely.
Frequently Asked Questions & Little-Known Facts
Q: Why did the Weimar Republic keep imperial colors in its naval jack? The German Navy (Reichsmarine) of the Weimar era was deeply conservative and largely monarchist in its officer culture — a reflection of the Imperial German Navy’s traditions and the class backgrounds of its officers. The retention of black, white, and red in the naval jack was a political concession to naval tradition and to the powerful nationalist factions within German society who refused to accept the republican colors as legitimate.
Q: What was the Weimar Republic and why did it fail? The Weimar Republic (1919–1933) was Germany’s first democratic government — established under enormous pressure following WWI defeat, burdened from birth by the “stab-in-the-back” myth promoted by German nationalists who falsely blamed civilian politicians for Germany’s military defeat. It survived multiple crises — the hyperinflation of 1923, multiple coup attempts including Hitler’s Beer Hall Putsch (1923), and the devastating Great Depression (1929) — before finally collapsing when President Paul von Hindenburg appointed Hitler as Chancellor in January 1933.
Q: What happened to the Weimar Republic’s black, red, and gold flag? Upon the Nazi seizure of power in 1933, the black, red, and gold tricolor was immediately abolished and replaced with the imperial black, white, and red — and then progressively with the swastika flag. The black, red, and gold was restored as Germany’s national flag following World War II and remains the flag of the Federal Republic of Germany today.
Q: What is the Iron Cross’s significance in this flag? The Iron Cross on this jack connects the Weimar Republic’s naval identity directly to 800 years of German military heritage — from the Teutonic Knights of the 13th century through the Napoleonic Wars, the Franco-Prussian War, and World War I. Its presence on a republican-era flag was a deliberate statement that the new Germany, whatever its political form, maintained continuity with the military traditions and sacrifices of the old.
Q: Is this flag associated with the Nazi regime? No — this flag was retired in 1933 when the Nazis came to power and abolished Weimar-era symbols. It is an exclusively Weimar Republic era design with no direct Nazi association, making it one of the more historically straightforward German flags of the early 20th century for collectors and historians.
Standard Quality — Super-Weave Polyester, 3×5 Feet
Our most popular quality level — durable, lightweight, and built to fly in even the lightest breeze.
- Through-dyed on both sides — design fully visible from either direction
- Bright, fade-resistant dye for lasting color in indoor and fair-weather outdoor use
- 100% synthetic super-weave polyester — lightweight, waterproof, and highly responsive in minimal wind
- Double-stitched edges on all sides for lasting durability
- Reinforced grommet holes with metal rings for secure, rust-free pole attachment
- Fits any standard flagpole or mounting system
Recommended Uses
- Weimar Republic and WWI-era reenactments and living history events
- Theatrical productions — film, television, and stage
- Indoor museum and historical displays
- Academic and educational exhibitions
- Collectors of Imperial German, Weimar Republic, and early 20th century German naval history
- Fair-weather outdoor display, events, and parades
Premium Quality Cotton Polehem Sewn Nazi Banner 3 x 5
See Nazi Germany Flag Collection Here.
Check out our entire WW2 Nazi Flag Collection Here.
We are adding more and more daily!
“At Ultimate Flags Inc., we are more than just a flag store; we are custodians of history, supporters of freedom, and believers in the power of symbols. Located in O’Brien, Florida, our family-owned business has been serving patriots, history enthusiasts, and flag collectors since 1997. We pride ourselves on offering an unparalleled selection of over 10,000 flags, including American flags, Confederate flags, military flags, historic flags, and custom designs. Each flag tells a story, and we are committed to preserving these narratives through our high-quality products.
Our passion for flags is matched only by our dedication to our customers. Whether you’re seeking a flag for personal expression, historical reenactments, or to honor your heritage, our experienced team is here to help you find the perfect flag. We understand the importance of quality, which is why we offer flags in various materials and sizes, suitable for all needs and occasions.
At Ultimate Flags, we believe in giving back. We actively support veterans, first responders, and non-profit organizations, ensuring that the brave men and women who serve our country are honored and remembered. Our online presence is not just about sales; it’s about educating our audience on the rich tapestry of American history and the significance of flags in our society.
Explore our vast collection in our online flag store and join us in celebrating the virtues, history, and ideas that shape our nation. For Patriots, Pride, & Freedom – Ultimate Flags Inc.”
SKU: C21D1F7-RU-FL3X5P-354-830363







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