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The assassination of Archduke Franz Ferdinand
He was a leader for one of the Central powers and he was assassinated by an Allied powers army -
Germany attacks France and belgium
The Germans needed passage to get to Belgium so its troops could invade France and Paris -
Remaining neutral
The U.S. didn't want to pick sides just yet because they didn't know which country started the war -
First battle of Marne
First Battle of the Marne, (September 6–12, 1914), an offensive during World War I by the French army and the British Expeditionary Force (BEF) against the advancing Germans who had invaded Belgium and northeastern France and were within 30 miles (48 km) of Paris. -
The sinking of the Lusitania
German U-boats, or submarines, sunk ships going between England and America. On May 7, 1915, a German U-boat sank the Lusitania, a British passenger ship sailing off the coast of Ireland. More than 100 Americans were killed. The Germans said they had put warnings in American newspapers telling passengers to stay off ships heading to the war zone. Germany also said the Lusitania had been carrying war supplies for England. -
The U-boats
German U-boats, or submarines, sunk ships going between England and America. On May 7, 1915, a German U-boat sank the Lusitania, a British passenger ship sailing off the coast of Ireland. More than 100 Americans were killed. The Germans said they had put warnings in American newspapers telling passengers to stay off ships heading to the war zone. Germany also said the Lusitania had been carrying war supplies for England. -
Battle of Verdun
The Battle of Verdun, fought from 21 February to 18 December 1916, the longest battle of the First World War was fought 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.Feb 21, 1916 – Dec 18, 1916 -
Battle of Somme
Battle of the Somme. The Battle of the Somme (1 July - 18 November 1916) was a joint operation between British and French forces intended to achieve a decisive victory over the Germans on the Western Front. For many in Britain, the resulting battle remains the most painful and infamous episode of the First World War. -
Trading with allied powers and central powers
The U.S. traded with Great Britain and Germany because if they traded with one side people will think the chose sides -
The second battle of marne
The Second Battle of the Marne was the last major German offensive on the Western Front during the First World War. The attack failed when an Allied counterattack, supported by several hundred tanks, overwhelmed the Germans on their right flank, inflicting severe casualties.