According to Country Reports on Terrorism : April 30 , 2007 : Terrorology specialist Gus Martin writes in his university-level textbook '' Understanding Terrorism : Challenges , perspectives and issues '' that “ it is important to note that the State Department ’s list includes countries that have significantly reduced their involvement in terrorism , such as North Korea and Cuba . For example North Korea was at one time quite active in attacking South Korean interests . In November 1987 , North Korean operatives apparently destroyed Korean Airlines Flight 858 , which exploded in Myanmar ( Burma ) , The North Korea government has since renounced its sponsorship of terrorism . ” The U.S State Department said it made the decision as Pyongyang had agreed to the verification of all of its nuclear programs , etc
Korean Airlines Flight 858
Korean Air Flight 858
State Sponsors of Terrorism (U.S. list)