Question

Which event triggered the United States to enter World War I?

a. the sinking of a cruise ship, Lusitania
b. the assassination of an Emperor
c. the reparations repaid to Germany
d. the acrimony toward Austria

Answer 1

a. the sinking of a cruise ship, Lusitania

- - the sinking of a cruise ship, Lusitania event triggered the United States to enter World War I.

Answer 2

a. the sinking of the passenger ship angered the american public and america went to war on the side of the allied powers