The UN Security Council will meet on Friday in emergency session to discuss the decision by US President Donald Trump to recognize Jerusalem as Israel's capital, the council's leadership announced Wednesday.

Donald Trump's decision to recognise Jerusalem as Israel's capital has drawn sharp criticism, with the significant exception of Israel.

U.S. President Donald Trump on Wednesday publicly called on ally Saudi Arabia to immediately allow vital humanitarian supplies to reach war-ravaged Yemen.

Trump stopped short of calling for a pause in Saudi-led bombing of the country, which is home to what the U.N. calls the world's worst humanitarian crisis.

Prime Minister Theresa May on Wednesday said the British government disagreed with U.S. President Donald Trump's decision to recognize Jerusalem as the Israeli capital, saying it was "unhelpful" for peace efforts.

The State Department will immediately act on President Donald Trump's order to prepare to relocate the American embassy in Israel from Tel Aviv to Jerusalem, Secretary of State Rex Tillerson said Wednesday.

"The State Department will immediately begin the process to implement this decision by starting the preparations to move the U.S. Embassy from Tel Aviv to Jerusalem," Tillerson said in a statement shortly after Trump's landmark announcement.

Jordan condemned U.S. President Donald Trump's recognition on Wednesday of Jerusalem as the capital of Israel as amounting to a violation of international law and the U.N. charter.

French President Emmanuel Macron on Wednesday branded as "regrettable" his U.S. counterpart Donald Trump's decision to recognize Jerusalem as Israel's capital, calling for efforts to "avoid violence at all costs."

The secretary-general of the Palestine Liberation Organization said U.S. President Donald Trump's decision to recognize Jerusalem as Israel's capital Wednesday destroys any hopes for a two-state solution to the conflict.

Hamas said President Donald Trump's decision on Wednesday to recognize Jerusalem as Israel's capital would "open the gates of hell" on U.S. interests in the region.

Prime Minister Benjamin Netanyahu hailed U.S. President Donald Trump's recognition of Jerusalem as Israel's capital on Wednesday as "historic" and a "courageous and just decision."