The term 'Irangate Figure' refers to Oliver NORTH, a former United States Marine Corps Lieutenant Colonel who was involved in the Iran-Contra Affair during the Reagan administration. NORTH was found guilty of three charges related to his involvement in the scandal, but his convictions were later overturned on appeal. NORTH is best known for his role in the affair, which involved the illegal sale of arms to Iran and the diversion of proceeds to the Contra rebels in Nicaragua.