On Wednesday, Trump traveled to North Dakota on the maiden flight of the new Air Force One, a $400 million jet gifted by the Qatari royal family.
The jet will transfer to Trump's presidential library foundation when he leaves office.
A White House spokesperson said neither Trump nor his family "has ever engaged – or will ever engage – in conflicts of interest."
Critics argue these deals make it impossible to know whether Trump works for America or himself.
Trump has previously said, "The president can't have a conflict of interest." He also claimed Americans "don't care at all" about his unreleased tax returns or personal finances.
Now in his second term, Trump faces no reelection and has survived two impeachments.
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He likely believes he can shape his own legacy, as seen with his "Presidential Walk of Fame" in the White House, featuring partisan plaques written by Trump himself.
