Rex Tillerson: “As I indicated in my opening remarks, that is what has been absent, is U.S. leadership.”

China's approach encourages dependency by using predatory loan practices to mire nations in debt and undercut their sovereignty.

Russia has often employed malicious tactics against the U.S. and Europe to drive us apart, and serially harassing and intimidating diplomats are not the behaviors of a responsible nation.

The President got tired of me being the guy who had to tell him, no, Mr. President, you can't do that, it's illegal.

I know the Senate's desire to understand the United States' legal basis for military action is grounded in your constitutional role related to foreign policy and national security matters.