[2] The title Foreign Relations of the United States is commonly abbreviated as FRUS in citations and the volume number written as a Roman numeral.
This universal acclaim well serves America's national interest," but added, "This barometer of openness, however, has created substantial delays in the declassification and publication processes over which HO has limited control.
"[4] Warren F. Kimball in rebuttal cited the unlikelihood of documents 30+ years old after being properly vetted prior to publication posing any risk.
[5] The series has been frequently criticised for omitting mentions of controversial US foreign policies, due to limitations on the declassification of historical documents.
[6] In the late 1980s and early 90s, growing concerns over the accuracy of the series's coverage of the Cold War era led to a 1991 Congressional statute to provide it with a legal mandate for timeliness and comprehensiveness.