All coverage
Perspective | Trump can launch nuclear weapons whenever he wants, with or without Mattis
By Jon Wolfsthal & Bruce G. Blair
US envoy in ISIS fight, Brett McGurk, resigns over US withdrawal from Syria
By Veronica Stracqualursi & Elise Labott
Why Mattis Had to Go - POLITICO Magazine
By Blake Hounshell
James Mattis to Depart as Defense Chief Over Troop Withdrawals from Syria, Afghanistan
By Nancy Youssef & Rebecca Ballhaus
Mattis resigns, says views aren’t in line with Trump’s
By Rebecca Kheel
James Mattis Is Leaving the Trump White House
By David A. Graham
Brett McGurk, top U.S. envoy in ISIS fight, resigns
By Margaret Brennan
Defense Secretary Mattis' resignation letter is a must-read warning about the future
By Frederick Kempe
Trump unleashed: Mattis exit paves way for global chaos
By Stephen Collinson
Mattis quits, says his views aren't 'aligned' with Trump's
By Zachary Cohen, Jeremy Diamond & Barbara Starr
Trump to oust Mattis two months early, announces new acting secretary of defense
By Barbara Starr, Kaitlan Collins & Elise Labott
Defense Secretary Jim Mattis resigns, scolding Trump over his military judgment
By David K. Li, Mosheh M. Gains & Frank Thorp V
US Defence Secretary James Mattis announces resignation
By Anthony Zurcher
Who might replace Mattis? - POLITICO
By Connor O'Brien & David Brown
All the ways Mattis tried to contain Trump
By Wesley Morgan
Mattis breaks with Trump in resignation letter
By Connor O'Brien & Bryan Bender
Defense Secretary James Mattis is quitting because he doesn't agree with Trump
By Amanda Macias & Kevin Breuninger
Read James Mattis' resignation letter to Trump: 'We must be resolute and unambiguous' toward Russia and China
By Kevin Breuninger
Jim Mattis, Defense Secretary, Resigns in Rebuke of Trump's Worldview (Published 2018)
By Helene Cooper
Mattis resigns after clash with Trump over troop withdrawal from Syria and Afghanistan
By Missy Ryan, Paul Sonne & Josh Dawsey
James Mattis resigns as defense secretary
By Alex Ward & Jen Kirby