FIRST
Factual reference system on international relations and security trends. Contains high-quality, up-to-date, and clearly-documented informaiton; topics include conflicts, arms transfers and military expenditures, and economic and social statistics
Foreign Relations of the United States (1861-1960)
The official documentary historical record of major U.S. foreign policy decisions that have been classified and edited for publication. Produced by the State Department's Office of the Historian. Housed at the University of Wisconsin
U.S. Department of State
Site of the official department, including the current Administration's Secretary of State
U.S. Department of State Office of the Historian (1961-1972)
"The Foreign Relations of the United States (FRUS) series presents the official documentary historical record of major U.S. foreign policy decisions and significant diplomatic activity"