About people from Washington served in the military during World War I.

Explanation:

A total of 60,617 Washington men enlisted in the Army, Navy, Marines, and Coast Guard and 1,642 lost their lives, killed in action, died of wounds, died of accidents, and died of disease -- approximately as many as died of influenza in Seattle. Many of the dead were eventually repatriated and buried near their homes.

answer; i believe the correct answer is (the willamete valley);