What event did the united states fear disloyalty from japanese americans?
-the attack on pearl harbor
-the bombings of hiroshima and nagasaki
-the u. s. government ordering the removal of japanese americans to imprisonment camps
-the bombing of tokyo

The U.S. government ordering the removal of Japanese Americans to imprisonment camps

Explanation:

Many Americans worried that citizens of Japanese ancestry would act as spies or saboteurs for the Japanese government. Fear — not evidence — drove the U.S. to place over 127,000 Japanese-Americans in concentration camps for the duration of WWII. Over 127,000 United States citizens were imprisoned during World War II.

d) a constitutional amendment

formulating the initial idea for the policy

answer is c.