The Foreign Service Institute (FSI) is the United States federal government's primary training institution for members of the United States Foreign Service community, preparing American diplomats as well as other professionals to advance United States foreign policy objectives overseas and in Washington. FSI provides more than 800 courses—including up to 70 foreign languages—to more than 225,000 enrollees a year from the United States Department of State and more than 50 other government agencies and the military service branches. FSI is based at the National Foreign Affairs Training Center in Arlington, Virginia.