Original sentence: By April 30 , 1942, the 4th Marines actually numbered 229 officers and 3,770 men, of whom only 1,500 were Marines.From 16 February to 26 , 1945 , American liberation forces spearheaded by the 503rd Parachute Regimental Combat Team, swept into Corregidor and took it back during the Battle for the Recapture of Corregidor.Henceforth from December 29 , 1941 to the end of April , 1942 , despite incessant Japanese aerial, naval and artillery bombardment, the garrison on Corregidor, consisting mainly of the 4th Marine Regiment and combined units from U.Navy , Army units and Filipino soldiers, resisted valiantly, inflicting heavy enemy losses in men and planes.On December 29 , 1941, the defenders got their first taste of aerial bombardment on Corregidor
Edited sentence: By April 30, 1942, the 4th Marines actually numbered 229 officers and 3,770 men, of whom only 1,500 were Marines.From 16 February to 26 February, 1945, American liberation forces spearheaded by the 503rd Parachute Regimental Combat Team, swept into Corregidor and took it back during the Battle for the Recapture of Corregidor.Henceforth from December 29, 1941 to the end of April, 1942, despite incessant Japanese aerial, naval and artillery bombardment, the garrison on Corregidor, consisting mainly of the 4th Marine Regiment and combined units from U.Navy, Army units and Filipino soldiers, resisted valiantly, inflicting heavy enemy losses in men and planes.On December 29, 1941, the defenders got their first taste of aerial bombardment on Corregidor