The right answer for this question is the enslaved African Americans. This was a form of resistance against slavery, where slaves became less efficient on purpose in order to rebel against their masters a lot.
They are happy because the huns were good people so they were not worried about being force to doing cetrain things
1. US troops fought the war in the country of Vietnam. 1965-1975.
2. The US intervened twice in Lebanon. In 1958 and in 1982.
3. WW2 ended in 1945. 5 years after WW2, the US became involved in a conflict. It was in Korea and lasted 3 years.
4. The US was in Vietnam in 1965 and Lebanon in 1958.
5. The Soviet Union was involved in a border war in 1968 with China. The Soviet Union was also involve in conflict with Czechoslovakia.