The Arthur M. Sackler Gallery is an art museum of the Smithsonian Institution in Washington, D.C., focusing on Asian art. The Sackler Gallery and the Freer Gallery of Art together form the National Museum of Asian Art in the United States. The Freer and Sackler galleries house the largest Asian art research library in the country. Founded in 1982, the Gallery is named after Arthur M. Sackler, who donated approximately 1,000 objects and $4 million to the building of the museum.