U.S. Army Soldiers march in formation prior to a U.S. Army birthday celebration run at Joint Base Langley-Eustis, Virginia, June 14, 2019. The run was held to honor 244 years since the establishment of the Army. (U.S. Air Force photo by Senior Airman Delaney Gonzales)

A U.S. Army Soldier stands at parade rest prior to a U.S. Army birthday celebration run at Joint Base Langley-Eustis, Virginia, June 14, 2019. The Army was originally established in 1775 under the command of General George Washington. (U.S. Air Force photo by Senior Airman Delaney Gonzales)

U.S. Army Soldiers stand at parade rest prior to a U.S. Army birthday celebration run at Joint Base Langley-Eustis, Virginia, June 14, 2019. The Army marked 244 years since it was first established in 1775 by the Continental Congress. (U.S. Air Force photo by Senior Airman Delaney Gonzales)

U.S. Army Maj. Gen. William A. Hall, Joint Task Force Civil Support commander, spoke to base personnel prior to the U.S. Army birthday celebration run at Joint Base Langley-Eustis, Virginia, June 14, 2019. This year’s birthday theme is "America's Army: Honoring the Call to Service from D-Day to Today." (U.S. Air Force photo by Senior Airman Delaney Gonzales)

U.S. Army Maj. Gen. William A. Hall, Joint Task Force Civil Support commander, along with the youngest Soldier available on post, cut a piece of cake prior to a U.S. Army birthday celebration run at Joint Base Langley-Eustis, Virginia, June 14, 2019. Cake-cutting is a long-held tradition where the oldest service member and the youngest service member cut a piece of cake to celebrate the birthday of their respective branch of service. (U.S. Air Force photo by Senior Airman Delaney Gonzales)

U.S. Army Soldiers run in formation during a U.S. Army birthday celebration run at Joint Base Langley-Eustis, Virginia, June 14, 2019. This year’s birthday celebration is unique because it recognizes the accomplishments of the Army from D-Day to today. (U.S. Air Force photo by Senior Airman Delaney Gonzales)