Kaiser Wilhelm II Agreed to the Sussex Pledge After ​

Multiple Choice

Kaiser Wilhelm II agreed to the Sussex pledge after ​

A) a German U-boat mistook a French steamer for a minesweeper.
B) the attack on the Lusitania .
C) the interception of the Zimmerman telegram.
D) the United States increased their trade with the Central Powers.
E) the United States cut diplomatic relations with Germany.