Mark Esper - 27th United States Secretary of Defense

Last updated on February 25th, 2020 at 05:00 amMark Thomas Esper is a former American executive and Army veteran who serves as the Secretary of Defense of the United States. From 2017 to 2019, he served as the 23rd U.S. Army Secretary. Early Life of Mark Esper Mark Thomas Esper was born on April…Continue Reading →