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June 28, 1914: Assassination of Archduke Francis Ferdinand

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June 28, 1914: Assassination of Archduke Francis Ferdinand

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The event that catalyzed the beginning of World War I, the assassination of Archduke Francis Ferdinand of Austria in Sarajevo, set off a chain reaction of alliances and declarations of war. This act of political violence plunged Europe into one of its darkest periods, marking the start of a global conflict that would reshape the world.

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July 28, 1914: Austria-Hungary Declares War on Serbia

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July 28, 1914: Austria-Hungary Declares War on Serbia

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Triggered by the assassination of Archduke Francis Ferdinand, Austria-Hungary's declaration of war against Serbia signalled the official start of World War I. This action led to a domino effect, with allied countries being drawn into the conflict, escalating it into a full-scale war.

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February 21, 1916: Start of the Battle of Verdun

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February 21, 1916: Start of the Battle of Verdun

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One of the longest and most grueling battles in the history of warfare, the Battle of Verdun lasted until December 1916. It epitomized the war of attrition strategy, resulting in massive casualties on both sides and showcasing the brutal reality of trench warfare.

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July 1, 1916: Start of the Battle of the Somme

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July 1, 1916: Start of the Battle of the Somme

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Famous for being one of the bloodiest battles in human history, the Battle of the Somme marked the first use of tanks in warfare. It highlighted the devastating power of modern industrial war tech, leading to over a million men wounded or killed.

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April 6, 1917: The United States Declares War on Germany

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April 6, 1917: The United States Declares War on Germany

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In response to unrestricted submarine warfare by Germany and the Zimmerman telegram's interception, the United States entered World War I on the side of the Allies. This pivotal moment greatly impacted the war's outcome by providing fresh troops and resources to the stretched thin Allied forces.

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The sinking of the British passenger liner Lusitania by a German U-boat resulted in the deaths of 1,198 civilians, including 128 Americans. This act of aggression played a crucial role in turning public opinion in the United States against Germany, paving the way for American entry into the war.

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March 21, 1918: Germany Begins Its Final Offensive

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March 21, 1918: Germany Begins Its Final Offensive

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In a desperate attempt to end the war on favorable terms, Germany launched a series of offensives in the spring of 1918. This final push, known as the Spring Offensive, initially achieved significant gains but ultimately failed to secure a decisive victory, leading to German exhaustion and vulnerability.

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November 11, 1918: Germany Signs the Armistice at Compiègne

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November 11, 1918: Germany Signs the Armistice at Compiègne

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Marking the end of World War I, the signing of the armistice by Germany in a railway carriage at Compiègne, France, brought an end to the hostilities. This momentous event is commemorated each year, celebrating the conclusion of one of the deadliest conflicts in history.

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June 28, 1919: The Signing of the Treaty of Versailles

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June 28, 1919: The Signing of the Treaty of Versailles

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The Treaty of Versailles, signed in the Hall of Mirrors at the Palace of Versailles, officially ended World War I. The treaty imposed heavy reparations and territorial losses on Germany, setting the stage for future geopolitical tensions in Europe.

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January 10, 1920: The Treaty of Versailles Takes Effect

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January 10, 1920: The Treaty of Versailles Takes Effect

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With the Treaty of Versailles taking effect, the geopolitical landscape of Europe was drastically altered. The treaty not only concluded WWI but also led to the creation of the League of Nations, aiming to prevent future conflicts through international cooperation.