By Yousef Saba, Gram Slattery, Pesha Magid and Nafisa Eltahir RIYADH (Reuters) -President Donald Trump kicked off his trip to the Gulf on Tuesday with a surprise announcement that the United States will lift long-standing sanctions on Syria,

Saudi investment summit as the White House announced a $600 billion investment from Saudi Arabia, including what it touted as the "largest defense sales agreement in history."In Saudi Arabia, the president held up the country as an example for the Middle East,

The U.S. has agreed to sell Saudi Arabia an arms package worth nearly $142 billion, the White House announced Tuesday, as President Donald Trump kicked off his Middle East trip in Riyadh. Described by the Trump administration as "the largest defense cooperation agreement" in history,