U.S. President Donald Trump "sees great promise in the United Nations if it focuses on its founding mission of international peace and security," his nominee to be ambassador told the U.S. Senate Foreign Relations Committee on Tuesday.

President Donald Trump's pick for U.N. ambassador is sharing insight into his direction for foreign relations in a Senate committee hearing on Tuesday.

President Donald Trump's pick for U.N. ambassador will offer insight into his direction for foreign relations in a Senate committee hearing on Tuesday.

Trump's executive order called for an immediate withdrawal from the Paris Agreement. The Agreement requires one year notice, but there's room for interpretation.

U.S. withdrawal from the world's primary climate pact will have a bigger impact - in the U.S. and globally - than the country's first retreat in 2017, analysts and diplomats told Reuters. One of President Donald Trump's first acts on returning to office on Monday was to quit the Paris Agreement as part of his plans to halt U.