National Park Service appeals order to restore removed historical materials

The National Park Service has appealed a federal order that would force the agency to restore historical materials removed from parks, museums and landmarks, escalating a fight over whether the executive branch can be made to undo a censorship campaign after a court has stepped in. U.S. District Judge Angel Kelley ordered the restorations on June 13, set a July 4 deadline and required weekly progress reports, saying the government’s actions created a “dangerous precedent of censorship and sanitization.”

The case was brought in February 2026 in Boston federal court by six organizations: the National Parks Conservation Association, American Association for State and Local History, Association of National Park Rangers, Coalition to Protect America’s National Parks, Society for Experiential Graphic Design and Union of Concerned Scientists. Their lawsuit said the Trump administration had engaged in a sustained campaign to erase history and undermine science at national parks and monuments across the country, tracing the removals to a March 27, 2025 executive order from Donald Trump aimed at stripping national sites of what he called “corrosive ideology.”

The complaint also pointed to a later directive from Interior Secretary Doug Burgum telling National Park Service employees to “immediately undertake” the removal of disfavored information. Among the sites named in the litigation were Independence National Historical Park in Philadelphia, where an interpretive display about people enslaved by George Washington was removed; Fort Sumter in South Carolina, where a climate-change sign disappeared; and Acadia National Park in Maine, where signage about Indigenous people was taken down.

The stakes reach beyond any single plaque or exhibit. Kelley noted that Yellowstone National Park was established in 1872 as the world’s first national park, and the National Park System now includes more than 433 park sites. The National Park Service says its historic-preservation work is governed by federal law, regulations, presidential executive orders and director’s orders, a reminder that the dispute is not only about content but about who controls the nation’s public narrative in federally run spaces.

The National Parks Conservation Association said the ruling stopped the administration from censoring history and science in national parks and ordered restoration of unlawfully censored information. Advocates argue the materials at issue help millions of visitors understand slavery, civil rights, pollution and climate threats, and they say the appeal could determine how far an administration can go in reshaping public history before the courts can make the change stick.