3rd Battalion, 3rd Marines, abbreviated as (3/3), is an infantry battalion of the United States Marine Corps, based out of Kaneohe, Hawaii. Known as either "Trinity" or "America's Battalion", the unit falls under the command of the 3rd Marine Littoral Regiment of the 3rd Marine Division. The unit consists of approximately 1200 U.S. Marines and United States Navy Sailors. Like most battalions of the U.S. Marine Corps, 3rd Battalion 3rd Marines is made up of three rifle companies (India, Kilo, and Lima), and a Headquarters and Services (H&S) company. The battalion was originally formed at Marine Corps Base Camp Lejeune, North Carolina in 1942 and saw action on both Bougainville and Guam during World War II, where it was awarded its first Presidential Unit Citation and Navy Unit Commendation.