North Korea spent most of Trump's first year in office perfecting its nuclear arsenal. Here is a timeline "After the Trump-Kim Failure" ""Pompeo’s meeting with North Korean counterpart called off at last minute"" * Under Kim Jong Un, North Korea has conducted its most powerful nuclear test and launched its first-ever intercontinental ballistic missile. * Kim has fired more missiles than his father, Kim Jong Il, and grandfather, Kim Il Sung, launched over a period of 27 years. * Here's a timeline of North Korea's brazen missile tests during President Donald Trump's first year in office. Amanda Macias | @amanda_m_macias Published 3 Hours Ago Updated 1 Hour Ago https://www.cnbc.com/2019/03/01/north-korea-spent-most-of-trumps-first-year-in-office-perfecting-its-nuclear-arsenal-here-is-a-timeline.html