contestada

MYA US
During World War I, what caused U.S. policy to move from neutrality to participation?
submarine warfare and the Zimmerman Note
formation of the Triple Entente
ОООО
formation of the Triple Alliance
the assassination of Archduke Franz Ferdinand

Respuesta :

smach16

Answer:

submarine warfare and the zimmerman telegram

Explanation:

When german boats started attacking us transport ships it was only the beginning but when UK agents intercepted Germany's message to mexico for war againts the USA it was seen as a threat and the usa wanted war. Some say the UK faked the intercepted message due to the fact they needed the usa to step in as they were close to defeat.