The internment of Japanese Americans in the United States during World War II was the forced relocation and incarceration in concentration camps in the western interior of the country of between 110,000 and 120,000 people of Japanese ancestry, most of whom lived on the Pacific coast.
The Mayans made striking advances in writing, astronomy, and architecture. Both the Mayans and the Aztecs created highly accurate calendars. The Aztecs adapted earlier pyramid designs to build massive stone temples. The Incas showed great skill in engineering and in managing their huge empire. Aztec education was an important part of their culture. The Aztecs were very advanced scientific thinkers and mathematicians for their time. The Aztec number system was far more advanced than any other cultures at the time. In addition, Aztec science relied heavily on math. Which is why their calendars were highly accurate.
They were called encomendero
There was different effects for it. I'm not sure if your question is free response or multiple choice but some effects were: widening the gap between the rich and poor, making inner cities have even worse conditions, the beatniks rose to counter the middle class lifestyle, schools in suburbs were better than the ones in inner cities