President Donald Trump on Thursday will visit a U.S. installation at the center of American involvement in the Middle East as he uses his four-day visit to Gulf states to reject the “interventionism” of America’s past in the region.

Boeing has secured a deal with Qatar for up to 210 jets in what the White House is calling the aircraft makers’s “largest-ever” widebody order worth $96 billion dollars.

The emirate, once called “a funder of terrorism” by President Trump, has spent lavishly on overhauling its global reputation.