 From 1936 to 1938, it was commanded by future Army Chief of Staff George C. Marshall.In World War II when Vancouver Barracks was used as a staging area for the Seattle Port of Embarkation, the post included 3,019 acres (12.22 km2), and had billeting space for 250 officers and 7,295 enlisted persons.After WWII, Vancouver Barracks became a sub-installation of Fort Lewis and maintained a small contingent of active duty troops.