The purpose of this legislation is to honor the United States-Mexican War by co-designating the Arlington Memorial Bridge as the "United States-Mexican War Memorial." This act aims to provide a national focus for commemorating this significant historical event with minimal changes to the bridge itself and without disrupting its transportation functions. Key provisions of the legislation include the official co-designation of the Arlington Memorial Bridge, which connects Washington, D.C., and Virginia, as the United States-Mexican War Memorial.