Final answer:
The 442nd Regimental Combat Team was an all-Japanese American unit that served with distinction in military campaigns throughout Europe during World War II.
Step-by-step explanation:
The 442nd Regimental Combat Team was an all-Japanese American unit that served during World War II. Composed of men who had joined the military prior to the attack on Pearl Harbor, the unit was augmented by recruits from internment camps and volunteers from Hawaii and other areas. The 442nd served with distinction in military campaigns throughout Europe and played a significant role in the liberation of the Dachau concentration camp.