
President Donald Trump welcomes Sheikh Mohammed bin Zayed, Crown Prince of Abu Dhabi and Deputy Supreme Commander of the Armed Forces, to the White House in Washington on Monday. Susan Walsh / AP Photo

Sheikh Mohammed bin Zayed, Crown Prince of Abu Dhabi and Deputy Supreme Commander of the UAE Armed Forces, meets with US president Donald Trump in the Oval Office of the White House. Ryan Carter / Crown Prince Court – Abu Dhabi

Sheikh Mohammed bin Zayed, Crown Prince of Abu Dhabi and Deputy Supreme Commander of the Armed Forces, signs the guest book upon arriving at the White House for a meeting with Donald Trump, president of the United States. Ryan Carter / Crown Prince Court – Abu Dhabi

President Donald Trump meets with Sheikh Mohammed bin Zayed, Crown Prince of Abu Dhabi and Deputy Supreme Commander of the Armed Forces, in the Oval Office of the White House in Washington. Saul Loeb / AFP

Sheikh Mohammed bin Zayed, Crown Prince of Abu Dhabi and Deputy Supreme Commander of the Armed Forces, and Donald Trump, US President, stand for a photograph prior to a meeting at the White House. Ryan Carter / Crown Prince Court – Abu Dhabi

President Donald Trump welcomes Sheikh Mohammed bin Zayed, Crown Prince of Abu Dhabi and Deputy Supreme Commander of the Armed Forces, to the White House in Washington on Monday. Susan Walsh / AP Photo

President Donald Trump speaks to members of the media while meeting with Sheikh Mohammed bin Zayed, Crown Prince of Abu Dhabiand Deputy Supreme Commander of the Armed Forces, to the White House in Washington on Monday. Andrew Harnik / AP Photo