 The Angolan army later forcibly freed the other hostages on July 7.By the end of the year the government had arrested the leadership of all three rebel organizations.In addition to FDC's war against the Angolan government, the government was also opposed by a United States-supported rebel movement, UNITA, led by Jonas Savimbi, which was involved in military conflict in the Angolan Civil War from 1975 until Savimbi was killed in combat by government troops in 2002.