President-elect Donald Trump has tapped House Republican Conference chair and longtime ally Rep. Elise Stefanik, of New York, to serve as ambassador to the United Nations. Stefanik is Trump's first Cabinet pick for his second term in the White House.

Several global crises will confront Elise Stefanik as U.S. ambassador to the U.N. Among them will be conflicts between the United Nations and the administration she represents.

Stefanik, who serves as House Republican Conference Chair, was among those discussed as a potential vice presidential choice.

President-elect Donald Trump has tapped New York Rep. Elise Stefanik as his pick for U.S. ambassador to the United Nations.

President-elect Donald Trump has tapped U.S. House Republican Conference Chair Elise Stefanik for the position of United Nations ambassador, according to an exclusive his transition team provided Sunday to the New York Post.

Stefanik, who just won reelection to her seat, accepted Trump’s offer to be the next ambassador from the United States to the United Nations.

Stefanik serves as House Republican Conference Chair and has long been one of Trump’s most loyal allies in the House.

U.N. says it will 'work constructively' with Trump'spick of Elise Stefanik as U.S. ambassador::::New York::Stephane DujarricU.N. SpokespersonREPORTER ASKING QUESTION OFF-CAMERA: “President-elect Trump chose Congresswoman Elise Stefanik as the new ambassador,

The New York Republican has long been one of Trump's most loyal allies in the House, and was among those discussed as a potential vice presidential choice.