 Complete the following phrase:  On June 24, 2016, President Barack Obama officially designated the Stonewall National Monument, making it the United States first National Monument designated for an LGBT historic site. The dedication ceremony was attended by New York City mayor Bill de Blasio; Senator Kirsten Gillibrand; Secretary of the Interior Sally Jewell; and the Stonewall Inns owners. Some attendees saw the dedication as important because the 