1. What's the significance of the Zimmerman telegram?
A It resulted in the United States entering World War |
B. It officially ended Russia's involvement with World War I
C. It triggered the sinking of the Lusitania
D. It resulted in Mexico declaring war against the United States
this was intercepted by the brits and sent our way, this undeniable shove of aggression toward the USA prompted the united States to enter the First World War.