Operation Taylor Common

Operation Taylor Common was a search and destroy operation conducted by Task Force Yankee, a task organized force of the 1st Marine Division, during the Vietnam War from 6 December 1968 to 9 March 1969. The objective was to clear the An Hoa Basin, neutralize the North Vietnamese Army's Base Area 112 and develop Fire Support Bases (FSBs) to interdict Communist infiltration routes leading from the Laotian border.

Order of battle
Participating units were:
 * Task Force Yankee
 * 1st Battalion, 3rd Marines
 * 3rd Battalion, 3rd Marines
 * 5th Marine Regiment
 * Kilo Battery, 4th Battalion, 13th Marines
 * HMM-165
 * HMM-364
 * Army of the Republic of Vietnam
 * 1st ARVN Ranger Group.

Casualties
151 US Marines were killed and 1,324 wounded. They reported 1,398 Vietnamese were killed and took 29 POW. One Marine, Lance Corporal William R. Prom, was awarded the Medal of Honor for gallantry during Taylor Common.