The National Parks Service removed all references to transgender people on its website about the Stonewall Inn National Monument this week.

Several hundred people with LGBTQ flags rallied at the Stonewall National Monument on Friday, a day after references to transgender Americans disappeared from the U.S. National Park Service website for the New York site commemorating a gay bar where resistance to a 1969 police raid sparked a civil rights movement.

The National Park Service has removed transgender references from its website commemorating the 1969 Stonewall Uprising, erasing transgender activists such as Marsha P. Johnson and Sylvia Rivera who were central to the movement for LGBTQ+ rights.