US President Donald Trump, along with US Secretary of State Rex Tillerson, who is accompanying him on the trip, attended a signing ceremony for nearly $110 billion worth of defence capabilities to be conveyed to Saudi Arabia, the US Department of State said in a statement on Saturday.
Saudi Arabia's King Salman bin Abdulaziz Al Saud (second left) welcomes US President Donald Trump to dance with a sword during a welcome ceremony at Al Murabba Palace in Riyadh, Saudi Arabia May 20, 2017.
On May 21, the USA president will deliver a speech to dozens of leaders of Muslim states at a regional summit in Riyadh in which he is expected to call for a united stand against extremism and intolerance.
Trump's trip has been billed by the White House as a chance to visit places sacred to three of the world's major religions, while giving him time to meet with Arab, Israeli and European leaders.
During the two-day visit, Sharif will also hold talks with Saudi leadership and will discuss several economic and security agreements.
Senior adviser Ivanka Trump, traveling as part of the presidential entourage, was also seen not wearing an abaya.
In his first overseas trip as President, Donald Trump sealed an arms deal with Saudi Arabia worth $350 billion over 10 years, with almost $110 billion to take effect immediately. After he leaves Saudi Arabia, Trump will travel to Israel, the Vatican and the 28th North Atlantic Treaty Organisation summit in Belgium. Tremendous investments in the United States. Huge billboards around the city featured Trump and King Salman, while the city's roads were lined with alternating American and Saudi flags.More news: McCain: Russia probe reaching the point 'of Watergate size'
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First lady Melania Trump wore a black pantsuit with a golden belt and did not cover her head for the arrival, consistent with custom for foreign dignitaries visiting Saudi Arabia.
GE also reached a $15 billion deal to work with the Saudi kingdom on a range of projects aimed at improving the country's power grid and energy capabilities.
His words shocked many Americans, with Trump detractors noting that the US Constitution prohibits religious discrimination.
Instead, Mrs Trump's below-the-shoulder brown hair blew freely in the breeze at King Khalid International Airport in Riyadh.
The first lady is joining the president for the entire trip. Later, he said that "the Russia thing" was a factor in his decision, referring to the FBI's ongoing investigation into the Trump campaign's ties to Russian officials and Russian interference in the 2016 election.
This Riyadh conference will put focus on new alliances to eliminate extremist groups.
A significant deal of intrigue has gone towards what kind of speech Trump will give in his overseas debut.