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Archduke Franz Ferdidnand and his wife Sophie were assassinated in Serajevo, Bosnia by Gavrilo Princip.
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After the assassination of Franz Ferdinand, Austria-Hungary blamed Serbia for the murder. Austria-Hungary sends harsh demands to the Serbian government. Serbia refused the demands and Austira-Hungary declares war on Serbia.
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Because of the Alliance System, Russia knew that Germany was against them now so the mobilized their forces or gathered resources and prepared for war.
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To help its ally Austria-Hungary and to honor the Triple Entente, Germany declares war on Russia.
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Also knowing that Russia was siding with France in their Triple Alliance, Germany desides to declare war on France.
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Germny hoped to wipe out the French troops in Belgium in very little time. Instead, Belgium put up a great battle delaying Garmany's way to get into Paris, but enabling French and British troops to mobilize. This battle lasted 3 weeks!
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Since Germany declared war on France, Britains ally, Britain has to honor the Alliance system.
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While Russia is trying to its allies of Frace and Britain, Austria-Hungary is fighting against them and has to keep its ties with Germany. Therefore Austria-Hungary declares war on Russia.
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Since Austria-Hungary just declared war on Russia, France and Britains ally, they now need to declare war on Austria-Hungary because of the Alliance system
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Japan was a rival of Germany in Asia so it joined the Allies who were fighting against Germany.
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The Battle of Marne was about 15 miles from Paris. This battle boosted the French morale. Neither side was going to win this war easily.
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This battle saved the Germans from invading Paris. After the Battle of Marne, armies started to use trenches which are deep ditches dug to protect the soldiers from artillery shells.
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The Ottoman Empire completed the Central Powers that now consists of Germany, Austria-Hungary, and the Ottoman Empire.
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The Germans used their submarines and wouldnt let any boats in or out of Britains ports denying access to supplies, food, and goods. This made it tough for the US.
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Poison gas was very deadly and effective. Troops had to start wearing masks.Poison gas could seriously injure or even kill you.
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A British passenger liner, the Lusitania, was sunk by Germany's torpedoes killing 1000 people. Of the 1000, 128 Americans were killed. The ship sank in about 15 minutes.
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Refusing to honor its alliance with Germany and Austria-Hungary, Italy joins war with the Allies. It was promised in Austria after the war was over.
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Italy wanted some of Austria's land and it had to honor its alliance with the Allies. So, Italy declares war on one of the Central powers, its enemy.
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In January of 1916, tanks started to be used in warfare. This was one of the most powerful weapons in the war.
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The Battle of Verdun was one of the bloodiest and longest battles of the whole war. Over 750,000 French and German troops lost their lives.
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Lots of people died in the Battle of Somme too, but the Allies only gained 7 miles.
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This battle was held in France. THe allies one but did'nt gain much land.
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Both sides used trench warfare and launched major offensives. This battle took place in northeastern France.
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The very first submarines are used on both sides of the war to fight in the water.
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The Bolsheviks overthrew the monarchy government in Russia. Their leader was Vladimir Lenin.
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The treaty of Brest-Litovsk was between Russia and the Central Powers that declared Russia's exit from the war.
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This law was passed to raise an army for the US to prepare for war.
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President Woodrow Wilson went to Congress to ask for war against Germany. Most of Congress agreed.
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The US joins the Allies in the war. The Germans were afraid that we'd join the war because of our power and and military.
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France gave a very exciting, warm welcome to the American troops when they came in to help. The Americans had a huge impact on the war.
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Vladimir Lenin signed out of the war and Russia and Germany were at peace.
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Wilson elaborated on his plan of "national self-determination". The other countries liked the plan but didnt know how to carry it out by themselves.
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With its new communist government and the Bolsheviks in control, Russia made an agreement with Germany and withdraws from the war.
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They pushed the allies back 40 miles on their way to Amiens and then on to Paris.
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It started to look as if Germany might win the war. But then American troops started coming in and helped turn it around.
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The American Expeditory Force battled Germany at Chateau-Thierry on the Marne River.Then they went on to Belleau Wood. The AEF fought through machine guns and forests.
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Was held just west of Verdun in a thick, muddy, rainy forest. Both sides had to go through barbed wire, machine guns, fire, and both sides lost many lives. The Allies advanced.
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Germany realizes that they only have a small chance of winning the war so they suggest an armistice to end the fighting. Wilson gives Germany some punishments and certain conditions about the armistice.
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Germany signs armistice and accepts their punishment to pay for the war and agree to the terms.
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THE WAR IS OFFICIALLY OVER but the war at home has just begun...
