World War I important dates.

  • Assassination of Archduke Franz Ferdinand

    Assassination of Archduke Franz Ferdinand
    Artchduke Franz was assasinated by Gavirio Princip. The archduke was killed and a convertible car with his wife. He was a prince of Hungary. He was the main reason for the WW1 happened.
  • U-boat campaign.

    U-boat campaign.
    The first German U-Boat campaign of the war begins with unrestricted attacks against merchant and passenger ships in the waters around the British Isles. Within six months, Allied shipping losses at sea surpass the number of new ships being built. However, the unrestricted attacks also arouse the anger of the neutral United States as Americans are killed.
  • Lusitania Sunk

    Lusitania Sunk
    A German U-Boat torpedoes the British passenger liner Lusitania off the Irish coast. It sinks in 18 minutes, drowning 1,201 persons, including 128 Americans. President Woodrow Wilson subsequently sends four diplomatic protests to Germany.
  • Battle of Verdun

    Battle of Verdun
    Was one of the largest battles of the First World War on the Western Front between the German and French armies. The battle took place on the hills north of Verdun-sur-Meuse in north-eastern France.
  • Battle of the Somme

    Battle of the Somme
    Was a battle of the First World War fought by the armies of the British and French empires against the German Empire.The first day on the Somme (1 July) was a serious defeat for the German Second Army, which was forced out of its first position by the French Sixth Army, from Foucaucourt-en-Santerre south of the Somme to Maricourt on the north bank and by the Fourth Army from Maricourt to the vicinity of the Albert–Bapaume road.
  • United States presidential election

    United States presidential election
    It was the 33rd quadrennial president election. Woodrow won. The election took place while Mexico was going through the Mexican Revolution and WW1 was happening in Europe.
  • Zimmerman Telegram

    Zimmerman Telegram
    Its message outlines plans for an alliance between Germany and Mexico against the United States. According to the scheme, Germany would provide tactical support while Mexico would benefit by expanding into the American Southwest, retrieving territories that had once been part of Mexico. The Zimmermann telegram is passed along by the British to the Americans and is then made public, causing an outcry from interventionists in the U.S., such as former president Teddy Roosevelt, who favor American m
  • US declaration of war on Germany

    US declaration of war on Germany
    The United States formally declared war against Germany and entered the conflict in Europe. Fighting since the summer of 1914, Britain, France, and Russia welcomed news that American troops and supplies would be directed toward the Allied war effort. Under the command of Major General John J. Pershing, over two million U.S. troops served in France during the war.
  • Russian-German Armstice

    Russian-German Armstice
    Soviet Russia signs an armistice with Germany. With Russia's departure from the Eastern Front, forty-four German divisions become available to be redeployed to the Western Front in time for Ludendorff's Spring Offensive.
  • Têgeyştinî Rastî

    Têgeyştinî Rastî
    Têgeyştinî Rastî was a semiweekly newspaper published by the command of the British army in Iraq in 1918–19. At the time, Britain was at war with the Ottoman Empire, which had ruled Iraq since the 16th century. When British forces began advancing north toward the Iraqi Kurdistan region in the spring of 1918, the paper became the mouthpiece of the British Empire, propagandizing in support of British positions when dealing with political, social, and cultural issues.
  • Battle of Meuse-Arrgonne forest

    Battle of Meuse-Arrgonne forest
    The U.S. 1st Army and French 4th Army begin a joint offensive to clear out the strongly defended corridor between the Meuse River and the Argonne Forest. Here, the Germans do not fall back and the battle soon resembles action from earlier years in the war. Amid a steady rain, the troops advance yard-by-yard over the muddy, crater-filled terrain with 75,000 American casualties suffered over six weeks of fighting.
  • Ending of WW1

    Ending of WW1
    At 5:10 am, in a railway car at Compiègne, France, the Germans sign the Armistice which is effective at 11 am--the eleventh hour of the eleventh day of the eleventh month. Fighting continues all along the Western Front until precisely 11 o'clock, with 2,000 casualties experienced that day by all sides. Artillery barrages also erupt as 11 am draws near as soldiers yearn to claim they fired the very last shot in the war.