Trump gives ultimatum to Iran in rambling speech to Saudi leaders as he announces end to Syria sanctions: Live - President Donald Trump and Crown Prince Mohammed bin Salman signed a defense sales deal worth nearly $142 billion,

President Donald Trump is holding out Saudi Arabia as a model for a reimagined Middle East. He's using his first major foreign trip of his term to emphasize the promise of economic prosperity over instability in a region that is reeling from multiple wars.

Welcome to The Hill’s Defense & NatSec newsletter{beacon} Defense &National Security Defense &National Security   The Big Story Trump extends ‘olive branch’ to Iran

President Donald Trump’s visit to Saudi Arabia marks a significant shift in U.S. foreign policy in the Middle East.

President Donald Trump set a 60-day time period to conclude a deal with Iran to end its illicit atomic weapons program no later than May 12.

High-stakes nuclear talks between Iran and the U.S. signal tentative progress as pressure mounts ahead of President Trump's Middle East visit.

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,

Trump administration sanctioned firms operating in Iran’s illicit international oil trade, as President Trump offered Tehran a "much brighter future" should it come to a nuclear deal with the U.S.