A federal suit filed Saturday by activist Susan Douglas and Vietnam veteran Paul Romano targets a June 14 UFC event on the White House South Lawn. The lawsuit claims the event, promoted by chief executive Dana White, was unlawfully planned to benefit President Trump and his allies on the nation’s 250th anniversary.

The suit argues the 600‑ton steel arch erected on the lawn and the use of the Lincoln Memorial for weigh‑ins lack congressional approval. It also cites premium tickets sold for more than $1 million and streaming fees to Paramount Skydance, owned by the Ellisons, as evidence of profit motives tied to Trump’s investments in this event.

Douglas and Romano claim the spectacle harms the dignity of national monuments and causes aesthetic injury. Judge Amit P. Mehta, an Obama appointee, will decide if the plaintiffs can prove direct harm. The case echoes earlier challenges to Trump’s abrupt use of federal space, such as the proposed Arlington arch in 2026 for public use.

If the court sides with the plaintiffs, it could set a precedent limiting executive use of presidential grounds for commercial events. Investors will watch the ruling closely, as UFC’s partnership with White House venues could influence licensing fees and the company’s valuation. The decision will also clarify the scope of congressional oversight over presidential actions.