High-level White House departures U.S. national security adviser John Bolton is the latest in a series of notable departures under President Donald Trump John Bolton, National Security Adviser At odds with Trump over many foreign policy issues. Forced out, Sep 10, 2019 Dan Coats, Director of National Intelligence Two-year tenure marked by strained relations with President. Left role, Aug 15, 2019 Kirstjen Nielsen, Homeland Security Sec. Departed amid Trump’s growing frustration over immigration policy. Resigned, Apr 7, 2019 Jim Mattis, Defence Secretary Clashed with Trump over withdrawal of U.S. troops from Syria. Resigned, Dec 20, 2018 John Kelly, Chief of Staff Served for 17 months before departing in White House reshuffle. Left role, Dec 2018 Jeff Sessions, Attorney General Pushed out after year-long spat with President. Fired, Nov 7, 2018 Nikki Haley, Ambassador to UN Differed from Trump’s more isolationist views, but departed amicably. Resigned, Oct 9, 2018 H.R. McMaster, National Security Adviser Respected three-star general exited amid ructions with President. Fired, Mar 22, 2018 Rex Tillerson, Secretary of State Rocky, 13-month tenure abruptly terminated by Trump via Twitter. Fired, Mar 13, 2018 Gary Cohn, National Economic Council head Fought losing battle with Trump over steel and aluminium tariffs. Resigned, Mar 6, 2018 Steve Bannon, Chief Strategist Divisive figure ousted by President after seven months. Left role, Aug 19, 2017 Michael Flynn, National Security Adviser Forced out after discussing U.S. sanctions with Russian ambassador. Fired, Feb 13, 2017 Sources: AFP, Associated Press Pictures: Associated Press © GRAPHIC NEWS