President Donald Trump said Monday the tariffs against China would "go up substantially higher" than 145% if a longer-term trade deal is not reached before 90 days.

"Oh, what I do for the crown prince," Trump said, recounting how he arrived at the decision following discussions with Saudi Crown Prince Mohammed bin Salman and Turkish President Recep Tayyip Erdoğan.

President Trump met with Syria's interim President on Wednesday, a day after lifting sanctions and marking a major policy shift towards peace and rebuilding relations.

President Donald Trump announced Tuesday that he plans to lift sanctions on Syria following last year’s fall of the Assad regime, saying the move will “give them a chance at greatness.”

Sharaa has transformed himself from al Qaeda militant to Syrian president in a dramatic political rise capped on Wednesday by a meeting with U.S. President Donald Trump.The encounter in Saudi Arabia is a milestone for a man who joined al Qaeda in Iraq around the time of the 2003 U.

President Donald Trump met with Syria's interim leader Ahmad al-Sharaa in Saudi Arabia on Wednesday, marking the first high-level meeting between U.S. and Syrian heads of state in a quarter-century. The closed-door session came on the sidelines of Trump's summit with Gulf leaders and could signal a dramatic shift in American policy toward Syria.

Still, dismantling the punishing sanctions regime will take some time. Repealing the most restrictive will take an act of Congress. And as Lindsey Graham, a Republican senator, pointed out, Congress will want to see evidence that Syria is no longer a state sponsor of terrorism.

Syrians have endured "brutal and crippling" sanctions over the past 14 years, and it's time to end them, President Donald Trump announced while in Saudi Arabia on Tuesday.

Despite his Islamist background, al-Sharaa has shown more pragmatic than ideological since the fall of President Bashar al-Assad.