 Although the Corps suffered some combat losses during its Chesapeake campaign actions in 1814 , its greatest losses arose from disease due to poor conditions on Tangier Island . An outbreak of dysentery in the winter of 1814 killed the surgeon and 69 men from the battalion . The Corps ' last tour during the War of 1812 was in Georgia from December to March 1815 . Admiral George Cockburn seized the southern U.S coast to disrupt trade , communication , and transportation of troops to the Gulf of Mexico , where Admiral Cochrane 's forces planned to take the southwestern territories of the U.S. Part of the Corps joined the successful British attack on Fort Point Peter . The corps occupied Camden County and Cumberland Island , aiding the emigration of an estimated 1 @,@ 485 slaves from southeast Georgia . 
