Críochnaigh an abairt seo a leanas: The 4 FG flew interdiction and counter-air missions during the invasion of Normandy in June 1944 and supported the airborne invasion of the Netherlands in September. Ghlac siad páirt i gCath na Bulge, Nollaig 1944 <unk> Eanáir 1945, agus chuir siad clúdach ar fáil don
ionsaí aeir thar an Rhin i mí an Mhárta 1945.