World War 1

  • The assassination of Archduke Franz Ferdinand: The Outbreak of WW1

    The assassination of Archduke Franz Ferdinand: The Outbreak of WW1

    It triggered a series of ultimatums and declarations of wars that activated the European system of alliances.
  • American Neutrality in WW1

    American Neutrality in WW1

    It allowed the country to avoid conflicts destruction, maintain profitable trade with both sides, and grow its economy.
  • The Battle of the Marne

    The Battle of the Marne

    It was critical because it halted Germany's advance into France, saved Paris, and ended their hope for a quick victory in WW1
  • The Sinking of the Lusitania

    The Sinking of the Lusitania

    It significantly turned American public opinion against Germany, shifted the narrative of the war, and hastened the United States eventual entry into World War I
  • The Battle of Verdun

    The Battle of Verdun

    For its high casualties, which led to the battle becoming a powerful symbol of French national sacrifice and resistance, and for its strategic impact, which halted a major German offensive and influenced military tactics.
  • The Sussex Incident

    The Sussex Incident

    It was a promise from Germany to the U.S. in May 1916 to limit its submarine warfare during World War I.
  • The Battle of the Somme

    The Battle of the Somme

    It lies in its high casualty rate, which made it a symbol of the futility of trench warfare, and its long-term impact on military tactics and strategy.
  • The Zimmermann Telegram

    The Zimmermann Telegram

    It was a secret message from Germany proposing a military alliance with Mexico against the United States during World War I.
  • Unrestricted Submarine Warfare by German

    Unrestricted Submarine Warfare by German

    It was a strategy to cripple the Allies by starving Britain, but it ultimately backfired by provoking the United States' entry into World War I, which sealed Germany's defeat.
  • The United States Enters World War 1

    The United States Enters World War 1

    Its role as a turning point in the war, which ultimately ensured the Allied victory by providing a flood of new troops, supplies, and financial credit to the weary Allied forces.
  • The Selective Service Act

    The Selective Service Act

    It created a mandatory military draft system in the U.S., allowing the federal government to conscript citizens for military service.
  • The Espionage Act

    The Espionage Act

    It created a mandatory military draft system in the U.S., allowing the federal government to conscript citizens for military service.
  • American Expeditionary Force (AEF) in France

    American Expeditionary Force (AEF) in France

    It provided fresh troops and resources that tipped the balance in favor of the Allies, helping them win key battles like the Meuse-Argonne Offensive and ultimately leading to the end of World War I.
  • The Fourteen Points by President Wilson

    The Fourteen Points by President Wilson

    It was to provide a blueprint for a just and lasting peace at the end of World War I, aiming to create a new international order based on cooperation and democracy.