What was the policy of Vietnamization and how did it relate to the Nixon Doctrine?

Answer 1

"Vietnamization" was a plan in which the U.S. would withdraw troops if the South Vietnamese became strong enough to defend their own freedom. Nixon believed it was arrogance to give up hundreds of lives for a war that didn't pose an immediate threat to the U.S.

Answer 2

U.S. troops would be withdrawn and replaced by South Vietnamese forces.

Answer 3

why did he/