Home » Documents » Report: North Korean Provocative Actions Since 1950 Report: North Korean Provocative Actions Since 1950 Thursday, March 7, 2013 The following is a 2007 Congressional Research Service report on the provocative actions taken by the North Koreans from 1950 to 2007. Recommended For You AP: North Korea Cancels 60-year-old Nonaggression Pact Rise of The Asian Cyber Armies The North Korean Connection Mega Radar and U.S. Destroyer Tasked Closer to Korea