Explanation:
More than 3 million people (including over 58,000 Americans) were killed in the Vietnam War, and more than half of the dead were Vietnamese civilians. ... Communist forces ended the war by seizing control of South Vietnam in 1975, and the country was unified as the Socialist Republic of Vietnam the following year.
True - the crusades were the holy wars controlled by Jerusalem
Less terroristic attacks.
Answer:
The answer would be <u><em>D.</em></u>
Explanation: