When the viet cong seem to be winning the war in south vietnam in 1961 how did president kennedy react

He increased the number of U.S. military advisors in South Vietnam.

Explanation:

Hi, when the Vietcong seem to be winning in South Vietnam Kennedy expanded military aid to the government of President Ngo Dinh Diem, providing training to the South Vietnamese army, and increased the number of U.S. military advisors in South Vietnam, looking forward to reach success on the US counterinsurgency objectives.

American troops were sent later  on.

one of the main reasons was definitely slavery. back in 1861, republican abraham lincoln was elected and ended up being a major influence in the slavery business. slavery greatly affected the texas economy because back in 1845 during the annexation of texas, slaves became a big part of the texas population. many texans that were in favor of the secession influenced groups through party ties.

these civilizations were located around fertile rivers, where they could produce an abundance of crops