The US Army Post, Fort Shafter, was completed in 1907 in Honolulu and had an ordnance depot was added in 1917 then in 1941 it was occupied after the Pearl Harbor attack and became a busy headquarters.
1905-1907 Army post U.S. Army The Hawaiian Ordnance Depot was built in 1917 as a separate post (near today's post exchange). War came to Fort Shafter on December 7, 1941, where the Hawaiian Department commander, Lieutenant General Walter C. Short, occupied Quarters 5. Fort Shafter became a busy headquarters and the barracks on Palm Circle were converted to offices. 
