The event, coinciding with his 80th birthday, is billed as part of the celebrations for the 250th anniversary of U.S. independence

From its high-dollar price tag to the celebrities expected to watch ringside and what taxpayers may end up paying for—everything we know about UFC Freedom 250.

Long before the first punch lands at President Donald Trump's unprecedented hosting of a UFC fight on the White House lawn, some in the usually ultra-pro-Trump mixed martial arts…