WORLD leaders warned that Donald Trump may have doomed the Middle East peace process.
"The EU is concerned about the repercussions of his announcement on the prospect of peace," said EU foreign policy chief Federica Mogherini.
"The EU calls on all concerned to show calm and restraint."
UN Secretary-General Antonio Guterres said: "I understand the deep attachment that Jerusalem holds in the hearts of so many people. But I want to make it clear: there is no alternative to the two-state solution."
France's president, Emmanuel Macron, called the decision "regrettable" and said the status of Jerusalem was not for one country to decide, but a matter of international consensus and of law.
Egypt warned of "grave consequences" and Iran said America "had clearly violated international resolutions".
In Ramallah, Palestinian president Mahmoud Abbas said the decision was tantamount to America "abdicating its role as a peace mediator".
The Arab League called it "a dangerous measure that would have repercussions" across the region.
Lebanon's president Michel Aoun said the peace process would be set back decades, while Qatar's foreign minister said the move was "a death sentence for all who seek peace".
From the Vatican, Pope Francis said: "I wish to make a heartfelt appeal to ensure that everyone is committed to respecting the status quo of the city, in accordance with the relevant resolutions of the United Nations.
"Jerusalem is a unique city with a special vocation to peace."