An informal reference to Executive Order 14253, issued by President Donald Trump in March 2025, directing federal agencies including the National Park Service to review and revise interpretive signs, exhibits, and materials in national parks, monuments, and historic sites to 'restore truth and sanity to American history' by removing content related to climate change, Native American narratives, and other topics deemed partisan or ideological.

A policy initiative under the Trump administration leading to the removal of signage on sensitive historical and scientific topics in U.S. national parks, sparking lawsuits and controversy over alleged erasure of history and science.