On March 29, 1950, during the 2nd Session of the 81st Congress, Senator Joseph C. Mahoney of Wyoming (D-WY) introduced S. 3336 in the Senate Committee on Interior and Insular Affairs. This bill accompanied H.R. 7674 in the House. The bill became Public Law 81-600 and called for a local referendum to vote on the organization of a constitutional government for Puerto Rico.
During the 1st Session of the 68th Congress, on December 17, 1923, Democrat Resident Commissioner Felix C. Davila of Puerto Rico (D-PR) introduced H.R. 3910 in the House Committee on Insular Affairs. This bill was an organic or territorial act. S. 913 was its companion bill in the Senate.
During the 2nd Session of the 56th Congress, on February 24, 1900, Republican Representative Henry A. Cooper of Wisconsin (R-WI) introduced H.R.8878 in the House Committee on Insular Affairs. The bill was an organic or territorial act.
During the 2nd Session of the 74th Congress, on April 23, 1936, Democrat Senator Millard E. Tydings of Maryland (D-MD) introduced S. 4529 in the Senate Committee on Territories and Insular Possessions. This bill authorized a status referendum on the question of Puerto Rican independence.
On August 6, 1948, during the 2nd Session, American Laborite Representative Leo Isacson of New York (L-NY) introduced H.R. 7136 in the House Committee on Public Lands This status bill provided for the withdrawal of sovereignty of the United States over the island of Puerto Rico and the recognition of its independence.
On September 30, 1994, during the 2nd Session of the 103rd Congress, Democrat Senator Paul M. Simon of Illinois (D-Il) introduced S.Con.Res. 75 in the Senate Committee on Energy and Natural Resources. This resolution rejected the enhanced Commonwealth option.
On August 2, 2007, during the 1st Session of the 110th Congress, Democrat Senator Kenneth L. Salazar of Colorado (D-CO) introduced S. 1936 in the Senate Committee on Energy and Natural Resources. The bill provided for a plebiscite on the future status of Puerto Rico.
On March 16, 2021, during the 1st Session of the 117th Congress, Democrat Senator Martin Heinrich of New Mexico (D-NM) introduced S. 780 (accompanied by H.R. 1522 in the House) in the Senate Committee on Energy and Natural Resources. This status bill provided for the state of Puerto Rico into the Union.
On January 19, 1977, during the 1st Session of the 95th Congress, Republican Representative Philip E. Ruppe of Michigan (R-MI) introduced H.R. 2201 in the House Committee on Interior and Insular Affairs. This status bill enabled the people of Puerto Rico to form a constitution, a state government and to be subsequently admitted into the Union.
On May 1, 1963, during the 1st Session of the 88th Congress, Democrat Representative Jacob H. Gilbert of New York (D-NY) introduced H.R. 5991 in the House Committee on Interior and Insular Affairs. This bill sought to create a Commission on the Status of Puerto Rico to establish a procedure for the prompt settlement, in a democratic manner, of the political status of Puerto Rico.
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