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members of the servian ultra nationalist organization known as the blackhand assassinated the heir to the austria-hungarian throne in the bonsian city of sarajevo
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germany agrees to back up austria hungary when war will break out
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due to serbia assassinating the archduke and his wife, knowing that germany has their back they decide to declare war on serbia.
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because russia supports serbia's cause to create their own slavic state in the balkans, the russians demonstrate an act of war on germany and austria-hungary because these two nations wish to stop serbia
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russia did not halt its mobilization like germany told them to do, so germany decided to declare war
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germany decides to attack france before it invades russia according to the schlieffen plan, so it realizes it must declare war on france as well
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because in germany's schlieffen plan it plans to invade france by moving through belgium territory, britain feels that this is violating belgium as a neutral nation. because of this, germany declares war.
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russia is defeated by germany, making russia less of a threat to german territory
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this battle allowed france to push back german forces, delaying the schlieffen plan
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germany defeats russia in this battle, making russia no threat at all to german land
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the allies failed to defeat the ottoman empire in this battle. it was embarrassing to the allies.
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german forces sunk the british ship lusitania. the german ship, u-20, shot a torpedo at the lusitania
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italians decided to betray austria and germany. this action caused italy to join russia, great britain, and france. these allies were then named the allied powers or allies
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austria-hungary, germany, and new member, bulgaria, defeats serbia. this allows germany to focus more on the war in the west
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elaborate trench systems covered with barbed wire allowed troops to shoot from machine gun nests. they had to live in these holes also. millions of lives were lost, making this a war of attrition
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longest battle ever. battle between france and germany. 700,000 losses
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the only time the german and british naval forces engaged in battle. neither side won a conclusive victory
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it was a great battle that caused french, british, and german losses.
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this was an attempt by germany to get mexico to invade america and mexico would recieve the land they lost.
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when it looks like britain will surrender, america joins in the war.
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this was a british document sent to palestine to ensure the jewish homeland in palestine
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this was a treaty between the bolsheviks of russia and (germany, austria-hungary, bulgaria, and turkey). this took the russians out of the war.
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largest battle for america. involved 1.2 million soldiers
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this was to set the peace terms for the central powers