In a matter of months, Kim Jong-un and President Trump went from threatening nuclear destruction to planning a face-to-face meeting.
November 2016: Obama warns Trump about North Korea
February 2017: The first test of Trump's presidency
April 2017: Trump pressures China to step up on North Korea
...and North Korea displays its might
June 2017: Otto Warmbier dies
July 2017: Tests ramp up
August: Trump threatens "fire and fury"
September 2017: Kim Jong-un launches most powerful nuclear test yet
...calls Trump a "dotard"
“I will surely and definitely tame the mentally deranged US dotard with fire."
— Kim Jong-un on Trump