1992: North Korea signs agreement to halt nuclear program.
1994: North Korea signs agreement to halt nuclear program.
1999: North Korea signs agreement to end missile tests.
2005: North Korea signs agreement to halt nuclear program and denuclearize for the third time.
2006: North Korea declares support for denuclearization of Korean peninsula.
2010: North Korea commits to ending Korean War. North Korea announces commitment to denuclearize again.
2015: North Korea offers to halt nuclear tests again.
2016: North Korea again announces support for denuclearization.
2018: North Korea announces that US will end war games. No commitment in return.