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Francis Ferdinand was killed by a Serbian nationalist group known as the Black hand.
Ferdinand was next in line to be Kaiser of Austria-Hungary -
After the assinantion of Archduke Franz Ferdinand, Emperor Franz Joseph of Austria-Hungary declared war on Serbia
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Germny declares war on Belgium and try to defeat France. While this invaison happens Britain declares war on Germany.
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The first trenches were dug.
Trenches were dug to keep them from getting shot and they went for miles. -
A ship nearly the size of the Titanic was sunk by German U-boats. This passenger ship had 1200 people onboard now in the ocean bleeding out. 128 of them were Americans, which angered the Americans at home, and favored a war with Germany.
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Britain uses poisonous gas in battle. However, wind conditions had made the weapon blow up in their face, literally causing 60000 casualties.
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An alliance was made between Germany, Italy, and Austria-Hungary.
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An alliance was formed between France, Britain, and Russia.
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President Wilson warns Germany to not continue with Unristricted submarine warfare.
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Wilsons' campaign states "Keep out of the war" declaring the US shall not take part in the war. However would still trade with Britain.
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A telegraph was made by Germany and was sent to a Mexican ambassador to coax Mexico into a war with US, with promise of the lost land from the Mexican American war. This telegraph was intercepted by British spies, and brought to the US government.
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Germany had declared any ships coming in and out of Britain will be sunk by their U-boats. No matter the ships' nationality.
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Trading continues between Britain and US regardless of war.
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The US finally joins the world war as an ally to the Triple Entente. Wilson says "The world most be made safe for Democracy".
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Germany ceases sinking ships with U-boats.