Why did the US have the leader of South Vietnam killed in the 1960s?

Because of his heavy-handed tactics and brutal treatments

Explanation:

The United States of America killed the leader of South Vietnam in the 1960s and he was called Ngo Dinh Diem. He was having heavy-handed tactics against the Viet Cong insurgency. He had brutal treatment of the opposition to his regime, and nobody did think that his treatments very good. He was killed during a coup d'etat. The ones that killed him very his generals in 1963.

from the conditions of the working class in england by friedrich engels,the main idea is :

according to greek mythology, persephone, the queen of the underworld, was the daughter of zeus and demeter, the goddess of harvest and fertility. she was also called kore, which means "maiden" and grew up to be a lovely girl attracting the attention of many gods.

explanation: