Question

Question

What prompted the United States to join the fighting in World War I ?

Responses

the sinking of American ships in the Pacific

the sinking of American ships in the Pacific

an attack on Pearl Harbor

an attack on Pearl Harbor

the assassination of an archduke

the assassination of an archduke

the sinking of American ships in the Atlantic

Answer 1

The response that correctly prompted the United States to join the fighting in World War I is the sinking of American ships in the Atlantic. Specifically, the sinking of the RMS Lusitania in 1915 and the continued unrestricted submarine warfare by Germany contributed to the U.S. decision to enter the war in 1917.