April 22

Thursday 22, 2004:

Two fuel trains collide in Ryongchon, North Korea, killing up to 150 people.

Saturday 22, 1972:

Vietnam War: Increased American bombing in Vietnam prompts antiwar protests in New York City, San Francisco, and Los Angeles.

Wednesday 22, 1970:

First Earth Day celebrated.

Wednesday 22, 1964:

The 1964-1965 New York World's Fair opens for its first season.

Friday 22, 1898:

Spanish-American War: The United States Navy begins a blockade of Cuban ports and the USS Nashville captures a Spanish merchant ship.