Oil barely garnered a mention from U.S. President Donald Trump during his glitzy visit to Saudi Arabia this week. But the black gold may explain why the trip went so smoothly.

Saudi Arabia is of key diplomatic importance to the Trump White House, especially amid the ongoing Israel-Hamas war.

A British Bank of America analyst has been jailed for 10 years in Saudi Arabia apparently over a since-deleted social media post.

The United States and Saudi Arabia have discussed Riyadh's potential purchase of Lockheed's F-35 jets, two sources briefed on discussions told Reuters, referring to a military aircraft that the kingdom has reportedly been interested in for years.

President Donald Trump praised Saudi Arabia's prince during a meeting on Tuesday, years after a U.S. intelligence report stated that the prince ordered a journalist's death.

BlackRock, Franklin Templeton, Northern Trust Asset Management, Neuberger Berman and I Squared Capital signed preliminary agreements with the roughly $925 billion wealth fund to invest in its efforts to develop a series of new investment strategies focused on Saudi Arabia and the wider Middle East and North Africa region.

Executives including Elon Musk and Nvidia’s Jensen Huang, were in Saudi Arabia for new investments. That, not tariffs, is what they wanted from Trump.

Attendees of the U.S.-Saudi Investment Forum included scores of the world's most powerful CEOs, among them Elon Musk, Jensen Huang and Larry Fink.