By Andrea Shalal, Daphne Psaledakis and Humeyra Pamuk WASHINGTON (Reuters) -President Donald Trump signed on Monday an executive order terminating a U.S. sanctions program on Syria, allowing an end to the country's isolation from the international financial system and building on Washington's pledge to help it rebuild after a devastating civil war.

President Donald Trump signed an executive order Monday to terminate U.S. sanctions against Syria in a massive first step to