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Archduke Ferdinand Francis was assassinated (Neha)
Driver took a wrong turn. While trying to reverse, Gavrilo Princip took two shots. Sophie was shot in the abdomen. The Archduke was shot in the neck. Both were fatal wounds. Gavrilo tried to poison himself with cyanide, but the cyanide was to old. -
Austria-Hungary declared war on Serbia (Daniel)
Austria-Hungary felt threatened by Serbian actions in the Balkans. When Archduke Ferdinand Francis was assassinated, Serbia issued a rigid ultimatum to Serbia. When Serbia declined one of the requests in the ultimatum, Austria-Hungary, with support from Germany, declared war on Serbia. In response, Russia mobilized its army. The war had begun. -
Belgium was invaded by Germany (Daniel)
Germany and France declared war on each other. In order to get to France, the German army had to cross Belgium, which was a neutral country. Germany gave Belgium an ultimatum demanding access to France through Belgium and then invaded. Belgium declined and worked to keep the German army out. Germany’s invasion of the neutral country of Belgium persuaded the British to join the war and oppose Germany. -
Turkey joins the Central Powers (Neha)
Turkey was part of the Ottoman Empire. The Ottoman Empire had a treaty with Germany. With countries attacking Germany, the Ottoman Empire had to join the war. -
Germans first used chlorine poisonous gas (Daniel)
During the Second Battle of Ypres, the Germans fired canisters of chlorine (a poisonous gas) at the Allied forces. The gas permeated the Allied trenches and decimated two divisions of French and Algerian colonial troops, making it the first successful gas attack. The attack drew much criticism from the allies. The introduction of gas as a deadly weapon for use in warfare ultimately led to the development of gas masks and other chemical weapons for use in war. -
Battle of Gallipoli begins (Neha)
The battle took place in modern Turkey. It was an unsuccessful event by Allied Powers to control a sea route from Europe to Russia.It was from Feburary 19, 1915 to January 9, 1916. -
German submarine sank the British ship Lusitania (Daniel)
In February of 1915, Germany had announced a policy of unrestricted submarine warfare in the waters around Britain. When the captain of the Lusitania, a British ship carrying mostly passengers, ignored warnings from the British Admiralty, the ship was hit by a german torpedo and sunk. This caused outrage in the United States and was a major factor contributing to America’s decision to enter the war alongside the Allies. -
Tsar Nicholas II takes control of Russia’s army (Neha)
Tsar Nicholas II takes control of the army on September 5, 1915. The Tsar send a letter to his uncle, the Grand Duke, Nikolai. -
British troops withdraw from Gallipoli (Neha)
The allies had a full retreat after a horrible attempt of invading the Ottoman Empire. The Allies lost about 250,000 soldiers and discredited the commandeers of the allies army. -
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The Allies stop Germans in the Battle of Verdun (Daniel)
The Battle of Verdun was one of the longest and bloodiest battles of WWI. The Germans felt that France was the key to defeating the Allied powers. They attacked the French at Verdun because it was a major symbol of French power. The Germans barraged the French fort. The French army struggled to hold their ground, but eventually succeeded. After months of fighting, the upcoming Battle of Somme forced both sides to conclude the battle quickly, and the lines did not change much.http://goo.gl/SdIX5r -
The Battle of Jutland (Neha)
This was a naval battle between the British Royal Naval Fleet and the German Naval High Sea’s fleet . The commander of the British was Admiral Sir John Jellicoe. The German’s commanding officer was Vice-Admiral Reinhard Scheer. -
British Army first used tanks (Daniel)
During the Battle of Somme, the British Army introduced tanks into warfare. Tanks proved useful as they were able to travel over the German barbed wire, their first line of defence, and attack the Germans by showering them with machine gun fire. -
Zimmerman Telegraph (Daniel)
German Foreign Minister Arthur Zimmermann sent a telegraph to the German Minister to Mexico, von Eckhardt. The telegraph outlined a plan for an alliance between Mexico and Germany to defeat the United States, allowing Mexico to expand to the North. The telegraph was intercepted by the British and sent to the Americans. This caused the United States to prepare to enter the war. -
Germany first used submarine warfare (Daniel)
Germany had suspended its policy of unrestricted submarine warfare soon after it began due to pressure from the United States and other neutral countries. On February 1, 1917, Germany resumed this policy of unrestricted submarine warfare. -
Bolsheviks take over Russia (Neha)
This was a revolution by the Bolsheviks Party. The people of Russia were mad. The Tsar made millions of peasants become soldiers, and fight. The peasant sustained lots of injuries, and many died. This lowered the population. -
Jerusalem fell to the Allies (Neha)
Jerusalem surrendered to the British. The British was led by General Edmund Allenby. There was a peaceful proclamation, saying that the British will not harm the inhabitants, as this is a holy city. -
Russia signs Treaty of Brest-Litovsk (Neha)
This treaty ended Russia’s involvement in World War I. In was signed in modern day Belarus, in the city of Brest-Litovsk. Russia’s involvement resulted in high casualties. -
Red Baron shot down (Daniel)
The notorious German pilot known as the “Red Baron” was shot down and killed by Allied fire. At the time he was shot down, the “Red Baron” had 80 victories, at a time when 20 was considered very impressive, and he was 25 years old. -
Second Battle of Marne (Neha)
This was the last major offensive by Germany in the Western Front. This battle lasted from July 15, 1918 to August 6, 1918. -
Allies begin their last attack on the western front (Daniel)
The Allied forces attacked and were able to push back the Germans despite the difficult terrain. The Hindenburg Line was broken. The Allies gained unstoppable strength and the Germans became aware that they were losing and the war must be ended. -
Treaty of Versailles
This is one of the peace treaties that ended WWI. It was signed between Germany and the Allied Powers. It was signed on July 28, 1919, exactly 5 years after the assassination of Archduke Franz Ferdinand.
