The U.S. Army Reserve joined thousands of Soldiers in Washington, D.C., to mark the Army’s 250th birthday with a series of historic events including a

The upcoming U.S. Army 250th anniversary festival is projected to cost between $25 million and $45 million, according to Heather J. Hagan, U.S. Army Public Affairs spokeswoman. The celebration will take place on June 14 to mark the Army’s 250th birthday.