-
Gavrillo, a 19 year old boy in the terrorist group Black Hand, kills the Archduke Ferdinand. This starts up the war.
-
Austria Hungary Declares war on Serbia. Even though it wasn't Serbia's fault that the Archduke was killed, they did not watch out for the terrorist groups in the town
-
Russia declares war on Austria-Hungary four days after Austria hungary declared war on Serbia. The same day France orders a general mobilization
-
-
President Woodrow Wilson declared that the United States would not take sides.
-
-
-
-
-
Germany attacked any ships going in or out of Britain, including U.S. ships.
-
Germany sank a Britain passenger ship called the Lusitania. 1,200 people were killed and 128 of those people were Americans
-
The United States was angered and many wanted war with Germany.
-
U.S. intercepted the Zimmerman Telegram. It said that Germany was going to ask Mexico to help them fight against the U.S. In return Germany would help Mexico get back the land the lost in the Mexican American War.
-
Russia backs out and the U.S. decides that enough is enough and they help fight in the war with Great Britain
-
Woodrow Wilson's campaign slogan. In the four years that he was President, he kept the United States out of WW1 and he is again elected for president in 1917
