The Qatar-Boeing deal is the latest in a series of high-profile aviation agreements signed during Trump’s four-day Middle East visit. Just a day earlier, Saudi Arabia’s sovereign wealth fund inked a $4.8 billion agreement with Boeing, and U.S. Commerce Secretary Howard Lutnick announced a $10 billion order from a British airline.

United States President Donald Trump's high tariffs, as previously laid out in this column, are not primarily aimed at increasing revenue for the US government, but rather at forcing countries around the world to quickly initiate a new round of trade negotiations with Washington.

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Now Trump is back in the Middle East, blending business and diplomacy from May 13 to 16 ... the idea of possibly accepting the gift of a Boeing 747-8 jumbo jet from the royal family of Qatar ...

Executives from Google, Nvidia, and BlackRock are slated to speak at the Saudi-US Investment Forum as Trump courts Saudi investments.