Which events helped the United States decide to enter World War I? Check all that apply.Germany resuming unrestricted submarine warfareGermany invading Mexicothe Lusitania sinkingthe Zimmerman Telegram’s interceptionRussia’s communist revolution

Germany’s resumption of unrestricted submarine warfare and the intercepted Zimmermann Telegram were major events that pushed the United States toward entering the war in 1917. The sinking of the Lusitania earlier in the war also increased American anger toward Germany and contributed to the decision. Germany did not invade Mexico, and Russia’s communist revolution occurred after the United States entered the war.

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