The United States Department of State maintains diplomatic relationships between the United States and other countries. Within the U.S., the department oversees foreign embassies and consulates and manages the accreditation of their ambassadors and other personnel present in the U.S. It issues passports to U.S. citizens. Outside the U.S., the Department of State organizes the work of U.S. embassies and consulates, issues visas to foreign nationals, and generally assists in expediting international travel and commerce. The Department of State administers the Exchange Visitor Program, which includes J-1 students.