Fast Facts: Secret Session History
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When the Senate first convened on March 4, 1789, members assumed that their sessions would be conducted behind closed doors, in accordance with the practice of the earlier Continental congresses and the 1787 Constitutional Convention (search).
This assumption reflected the Senate's anticipated low-profile role as an advisory body to the president and as a council of revision for measures passed by the House of Representatives (search).
From its earliest days, however, the Senate (search) came under pressure to open its proceedings, and in 1794 it agreed to conduct its routine legislative sessions in public, as soon as a gallery could be constructed. That gallery opened in December 1795.
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Yet the Senate never intended to open its discussions of so-called "executive business," related to treaties and presidential nominations, and it reserved the right to close regular legislative sessions at any time.
In spite of this practice, however, newspapers in the 19th century regularly published accounts of the Senate's secret executive proceedings. As long as the Senate continued to hold its executive sessions behind closed doors, leaks to newspapers persisted.
Finally, in 1929, the Senate changed its rules and opened executive sessions to the public, except in extraordinary instances. It took this action after Sen. Robert La Follette, Jr., (search) pointed out the obvious, that the sources for these stories had to be the senators themselves. He also observed that, in the past, closed door deliberations had offered no particular protection against the approval of nominees who later proved to be corrupt. On June 18, 1929, the Senate yielded to La Follette's logic and voted to make future secret sessions the exception, rather than the rule.
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Since 1929, the Senate has conducted fifty-three closed sessions (two of which occurred on the same day in 1972 and two others on the same day in 1986) on both executive and legislative matters. Most of these sessions were closed for reasons of national security. Declassified transcripts of the proceedings have been routinely published in subsequent issues of the Congressional Record (search).
A List of Secret Sessions Held
May 24, 1933 — Impeachment trial deliberations fpr Judge Harold Louderback
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Feb. 10, 1934 — Investigation of air and ocean mail contracts involving William P. McCracken, Jr., et al.
Feb. 13 and 14, 1934 — Contempt proceedings against William P. McCracken, Jr., et al.
April 15 and 16, 1936 — Impeachment trial deliberations for Judge Halsted L. Ritter
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June 26, 1942 — Naval policies on building battleships and aircraft carriers
Oct. 7 and 8, 1943 — Report on the war fronts
April 11, 1963 — $196 million Nike-Zeus production program
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July 14, 1966 — Security agency oversight
Oct. 2, 1968 — Defense Department appropriations
July 17, 1969 — Defense Department appropriations
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Dec. 15, 1969 — Defense Department appropriations
Sept. 10, 1970 — Proposed legislative program for the remainder of the 91st Congress
Dec. 18, 1970 — Legislative program for the balance of the session
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June 7, 1971 — United States involvement in Laos
May 2 and 4, 1972 — National Security Study Memorandum #1 (there were two sessions on May 2)
Sept. 25, 1973 — Trident submarine
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June 10, 1974 — Amendment #1380 on MARV (Maneuverable Reentry Vehicle)
June 4, 1975 — Defense Department appropriations
Nov. 20, 1975 — Intelligence activities
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Dec. 17 and 18, 1975 — Defense Department appropriations and Angola
July 1, 1977 — Neutron Bomb
Feb. 21 and 22, 1978 — Panama Canal Treaty and accusations of corruption by the Panamanian leadership
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May 15, 1978 — Proposed airplane sales to Egypt, Israel, and Saudi Arabia
Sept. 21, 1979 — Selective Service registration
Feb. 1, 1980 — Armed forces personnel management
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May 4, 1982 — Defense issues; United States/USSR capabilities
Feb. 16, 1983 — Nominations of Richard R. Burt and Richard T. McCormack
April 26, 1983 — Nicaragua
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Feb. 1, 1984 — Soviet compliance, arms control
June 12, 1984 — Defense authorization bill
Oct. 7-9, 1986 — Impeachment trial deliberations for Judge Harry Claiborne (there were two sessions on Oct. 7)
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March 29, 1988 — INF Treaty (held in old Senate chamber)
March 16 and Oct. 19, 1989 — Impeachment trial deliberations of Judge Alcee Hastings
Nov. 2, 1989 — Impeachment trial deliberations for Judge Walter Nixon
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Feb. 25, 1992 — Most favored nation status for China (held in old Senate chamber)
April 24, 1997 — Chemical Weapons Convention
Jan. 25 and 26, 1999 — Discuss procedures for impeachment trial of President Clinton
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Feb. 9-12, 1999 — Impeachment trial deliberations for President Clinton
Source: Senate Historical Office and Senate Library.