When u. s. troops left south vietnam what happened to that region

The takeover of South Vietnam by the communist North was completed on April 30, 1975, two years after the United States signed a peace treaty with Hanoi and pulled out its combat troops after a decade-long struggle. This gave the responsibility for the war to the South Vietnamese.

explanation:

sorry english

d.

thist title points out that you are explaining the nature of the u.s. government. it is the most specific. a representative government consists of a government where decisions are taken according to a voting system. the most essential aspect of a representative government is found in the different structures where voting rights are granted to different groups of people. for example, voting for governor, mayor, president, local police chief etc.