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Early war in the trenches
By early 1915, opposing armies on the Western Front (located in France) had dug miles of parallel trenches to protect themselves from enemy fire -
Lusitania sinks
A German U-boat, or submarine, sank the Lusitania, a British Passenger Ship killed 120 American passangers -
Russia in World War 1
Czar Nicholas II took person command of forces. He knew little of military manners and his leadership was described as weak, ineffective, and indecisive. -
The Battle of Somme
The Battle of Somme was a battle fought by the armies of the British Empire and French Third Republican against the German Empire- July- November 1916. -
Germans return to Unrestricted Submarine Warfare
They knew it might pull the US into the was but thought it would result in the defeat of Britain before the US mobilized -
US enters war
After the Germans returned to their Unrestriced submarine warfare, they also sent a secret message to Mexico telling Mexico Germany would help Mexico "reconquer" the land they lost to the US if Mexico attacked the US.