Original sentence: The 2nd, 4th, 6th, and 8th California Infantry Regiments and the 1st Battalion of Mountaineers provided internal security in Northern California, Oregon, and Washington by preventing Indian attacks.The command composed of 2nd Regiment California Volunteer Cavalry and the 3rd Regiment of California Infantry under P
Edited sentence: The 2nd, 4th, 6th, and 8th Regiment California Volunteer Infantry and the 1st Battalion of Mountaineers provided internal security in Northern California, Oregon, and Washington by preventing Indian attacks.The command composed of 2nd Regiment California Volunteer Cavalry and the 3rd Regiment California Volunteer Infantry under P