The distance across the Atlantic Ocean
The British government would have to travel across the Atlantic to send any communication, enforce any laws or exchange any resources with the American colonies.
Americans were self-sufficient and could provide anything they needed to support their society because of they didn't depend on Great Britain they were less excepted on their rule.
Internment of Japanese Americans. 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 about 120,000 people of Japanese ancestry, most of whom lived on the Pacific Coast.
