Minutemen were Patriots that fought to represent the Americans. They were like militia, being sivillians. But a third of the militia were Minutemen and the difference between the two were that Minutemen could be ready to fight in a minute's warning.
Battle of King's Mountain, MAJ Patrick Ferguson, British Army, mortally wounded by Patriot mountain men militia. The Patriots defeated the Regulars and Loyalist militia in a battle that turned the tide in the South and the Revolution.