Westover ARB will hold USAF 75th Anniversary Celebration, Sept. 10, 2022 Published April 13, 2022 By 439th AW Public Affairs 439th Airlift Wing WESTOVER AIR RESERVE BASE, Mass. -- Westover Air Reserve Base will be holding a 75th Anniversary Celebration, Sat., Sept. 10, 2022. Save the date. More information to come.