In the 1980s, Congress declared that the internment of Japanese Americans in the 1940s was a grave injustice." What could have been done differently to prevent this grave injustice" from happening?

Explanation:

What happened was purley xenophobia/racism. After Pearl Harbor they no longer saw people, they saw race. Instead of torturing people because of their heritage, many things could have been done instead. For example, they could have realized that there are extremist within every race/culture and try to pinpoint the known extremist, while taking extra security measures that does not include the sacrificing of human rights.

most people were factory or company owners.

1. it was caused by feudalism

2. charlemagne used christianity as a major cornerstone for his rule. cloisters were built all over the empire to act as centers for the (re)population of the vast european wilderness.

3. the europeans feared the next raid every time chetak

i'm not so sure about #6. but i hope i you with the first 3.