Between 21 August and 3 September , he relocated three Marine battalions , including the 1st Raider Battalion , under Merritt A. Edson ( Edson 's Raiders ) , and the 1st Parachute Battalion from Tulagi and Gavutu to Guadalcanal .
Between 21 August and 3 September , he sent three Marine battalions , including the 1st Raider Battalion , under Merritt A. Edson ( Edson 's Raiders ) , and the 1st Parachute Battalion from Tulagi and Gavutu to Guadalcanal .