Trump tapped Waltz, a House lawmaker and former Green Beret, in the fall to serve as his national security adviser.

Rep. Mike Waltz (R-Fla.) resigned from the House on Monday morning, as he prepares to join President-elect Trump’s Cabinet as national security adviser. Waltz’s resignation was read on the ...

Mike Waltz, who left to become President Donald Trump’s national ... Elise Stefanik (R-NY), who is set to become the U.N. ambassador. When Stefanik resigns from the House, which will be pretty soon, ...

Waltz had confirmed to Fox News his plans to resign on Inauguration Day prior to Trump's inaugural ceremony — a decision that further narrows the Republican House majority to just 218–215.

Rep. Mike Waltz (R-Fla.) resigned from the House on Monday morning, as he prepares to join President-elect Trump’s Cabinet as national security adviser. Waltz’s resignation was read on the House floor ...

Waltz’s resignation was read on the House floor just over an hour before Trump was scheduled to be sworn in, officially bringing the breakdown in the House to 218 Republicans and 215… ...