What was the name of the man who led the capture of the fort formerly called Fort Carillon?
Isaac Stearns Jr.:  He was also a member of a group of forty men, led by Ethan Allen, that captured Fort Ticonderoga. Fort Ticonderoga: Fort Ticonderoga, formerly Fort Carillon, is a large 18th-century star fort built by the French at a narrows near the south end of Lake Champlain, in northern New York, in the United States.
Ethan Allen