1. In 1859, the United States government officially created the Washington Territory, which included present-day Washington state as well as parts of Idaho and Montana.
2. The Great March on Washington for Peace and Justice, led by civil rights activist Bayard Rustin, took place on March 19, 1968. It was one of the largest civil rights demonstrations in American history, with an estimated 200,000-300,000 participants.
3. On March 19, 1987, the Washington State Legislature passed a bill designating the Pacific razor clam as the official state clam.
4. The Seattle Sounders FC, a professional soccer team, played their first ever Major League Soccer game on March 19, 2009. They defeated the New York Red Bulls 3-0.
5. Amazon, one of the largest companies in the world, was founded in Seattle, Washington on March 19, 1994 by Jeff Bezos.