 The land, located about south of Fort Magruder (towards the James River), includes two redoubts that were part of the line of defenses made up of 14 redoubts, of which Fort Magruder was the largest.The Grove Community in the southeastern end of the county was populated with many African-American families displaced during World War I and World War II as the military reservations for the Naval Weapons Station Yorktown and Camp Peary respectively were created on the sites of the lost towns of Lackey and Magruder.At the southwestern edge of Grove, the U.S. Army's Camp Wallace operated from 1918 to 1971.