Even if US President Donald J. Trump and North Korean leader Kim Jong-un fail to achieve a breakthrough in their highly-anticipated summit in Singapore on June 12—Trump administration officials have been privately ratcheting down expectations—the summit in and of itself will be historic. It will be the first time that a sitting US president has met the leader of North Korea. The meeting provides an important opportunity to make headway on a protracted nonproliferation challenge.
On June 30, Donald J. Trump became the first US president to set foot in North Korea. Trump made history when stepped across a low concrete marker accompanied by North Korean leader Kim Jong-un and walked a few steps into the North. The two leaders agreed to have their negotiators resume an effort to reach what has so far been an elusive nuclear deal. US President Donald J. Trump, accompanied by North Korean leader Kim Jong-un, stepped into North Korea at the border village of Panmunjom on June 30. Trump is the first sitting US president to set foot in North Korea. (Reuters/Kevin Lamarque)