Question

The immediate cause of U.S. military involvement in the Korean peninsula in 1950 was the __________.

• A. crossing of the Yalu River by the Chinese "volunteers."
• B. Japanese invasion of Manchuria.
• C. creation of the DMZ (demilitarized zone) along the 38th parallel.
• D. acquisition of a nuclear weapons by North Korea.
• E. attack by North Korea on South Korea.

Answer 1

The correct option is E attack by North Korea on South Korea.

The immediate cause of U.S. military involvement in the Korean peninsula in 1950 was the attack by North Korea on South Korea.