If have any choices about the united states entering world war ii, then that is one result.
Explanation:
after the japanese attack in the u.s. naval base at pearl harbor, the united states officially entered world war ii. it was unavoidable at that point because the attack had been on u.s. ground many had died during it. the u.s. had no choice but to enter, especially since the attack shocked many americans (such as those who expected the u.s. to stay out of the war completely)
