- The Vietnam War Declassification Project April 2000 To commemorate the 25th anniversary of the fall of Phnom Penh and Saigon, the staff of the Gerald R. Ford Library reviewed for possible declassification nearly 40, 000 pages of National Security Adviser files. This exhibit illustrates the wealth of material now available for research. Description of the Library's core holdings on Vietnam Press ...www.ford.utexas.edu/library/exhibits/vietnam/vietnam.htm