Mattis announced plans to resign in a candid resignation letter to Trump that laid bare the growing divide between them, and implicitly criticized President Trump's disregard for America's closest allies.
"There is a history of unexpected threats emerging from unexpected places, as we learned from Afghanistan. It is in both our national security interest and in line with our values to help fragile states."
On Tuesday, US President Donald Trump replaced US Secretary of State Rex Tillerson with Central Intelligence Agency Director Mike Pompeo. In his new pick for secretary, Trump someone who agrees with him on major foreign policy issues.
US Secretary of State Rex Tillerson on Friday urged North Korea to carry out a "sustained cessation" of weapons testing to allow the two countries to hold talks about Pyongyang's nuclear and missile programs.
Rex Tillerson said on Tuesday the United States was “ready to talk anytime North Korea would like to talk," backing away from a key US demand that Pyongyang must first accept that any negotiations would have to be about giving up its nuclear arsenal.
The United Nations says 620,000 Rohingya have arrived in Bangladesh since August to form the world's largest refugee camp after a military crackdown in Myanmar that Washington has said clearly constitutes "ethnic cleansing."
The Takeaway's Todd Zwillich was on the scene of the BP hearing to witness all of the theatrics. He says the hearing served as a venting session for public anger, as well as possibly the beginning of a new push for climate change legislation.
In 2011, Exxon Mobil CEO Rex Tillerson struck a deal to drill for oil in Iraq's autonomous Kurdistan region, putting his oil company, and the United States, in the middle of a hot conflict over control of Iraqi resources.
A little more than two months ago, Rex Tillerson was running one of the biggest and most powerful companies in the world. Now, he's heading a government agency with an uncertain future under President Donald Trump.
"Certainly we do not want to, for things to get to military conflict," the US secretary of state said. "If they elevate the threat of their weapons program to a level that we believe require action, then, that option's on the table."