sentences:  In 2008, Glass led a two-year, $85 million renovation of the National Museum of American History, revitalizing public spaces and creating a new public square on the National Mall for citizenship naturalization ceremonies and other public events.Since 2002, he has overseen conservation of the Star-Spangled Banner, creation of major new exhibitions on transportation, maritime history, military history and first ladies' gowns, installation of nearly 50 other exhibitions and hundreds of online and public programs, and the Museum has raised more than $75 million from individuals, foundations and corporations.Under Glass’ leadership, the National Museum of American History opened the popular permanent exhibitions, “America on the Move” in November 2003 and “The Price of Freedom