Which events led to the decalaration of war against germany? why? a. sinking of the u. s.s. maine and de lome telegraph b. unresctricted submarine warfare and the zimmerman telegraph c. the atlantic charter and the attack on pearl harbor d. disputes over germany colonial claims to samoa and the marshall islands

B. unrestricted submarine warfare and the zimmerman telegraph

The Zimmermann Note, or telegram, was sent by German Foreign Minister Arthur Zimmermann. He sent it to his ambassador in Mexico and the goal was to get Mexico to become an ally of Germany. It said that Germany would, after it won the war, give the Southwestern US back to Mexico.  The United States entered the war because of the Germans' decision to resume the policy of unrestricted submarine warfare, and the so-called "Zimmerman telegram."

in 550 b.c.e. cyrus the great, the leader of the persians, conquered the medes and united the iranian people under one ruler for the first time. cyrus became the first king of the persian empire and went on to establish one of the largest empires in world.

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