 On June 30, 2019, U.S. President Donald Trump, together with South Korean President Moon Jae-in, briefly visited North Korean leader Kim Jong-un at the Joint Security Area, becoming the first U.S. president to enter North Korea.Trump also invited Kim to the White House to resume talks about denuclearizing the Korean Peninsula.Although hostility between the two countries remains largely a product of Cold War politics, there were earlier conflicts and animosity between the U.S. and Korea.