1st Congress of the Philippines

The 1st Congress of the Philippines (Unang Kongreso ng Pilipinas), composed of the Philippine Senate and House of Representatives, met from May 25, 1946, until December 13, 1949, during the 22-month presidency of Manuel Roxas and the first two years of Elpidio Quirino's presidency. The body was originally convened as the 2nd Congress of the Commonwealth of the Philippines. On August 5, 1946, Republic Act No. 6 was approved, renaming the body as the 1st Congress of the Philippines.

2nd Congress of the Commonwealth of the Philippines

 * Regular Session: May 25 – July 4, 1946

1st Congress of the Philippines

 * First Regular Session: July 5 – September 18, 1946
 * First Special Session: September 25–30, 1946
 * Second Regular Session: January 27 – May 22, 1947
 * Third Regular Session: January 26 – May 20, 1948
 * Second Special Session: June 14–26, 1948
 * Fourth Regular Session: January 24 – May 19, 1949
 * Special Joint Session: December 13, 1949

Legislation

 * The Second Commonwealth Congress passed a total of 12 laws: Commonwealth Acts No. 721 to 733.
 * The First Congress of the Philippines passed a total of 421 laws: Republic Acts No. 1 to 421.

Senate

 * President:
 * Jose Avelino (Liberal), until February 21, 1949
 * Mariano Jesus Cuenco (Liberal), from February 21, 1949
 * President pro tempore: Melecio Arranz (Liberal)
 * Majority Floor Leader:
 * Vicente Francisco (Liberal), until February 21, 1949
 * Tomas Cabili (Liberal), from February 21, 1949
 * Minority Floor Leader: Carlos P. Garcia (Nacionalista)

House of Representatives

 * Speaker: Eugenio Perez (Pangasinan–2nd, Liberal)
 * Speaker pro-tempore: Francisco Ortega (La Union–1st, Liberal)
 * Majority Floor Leader: Raul Leuterio (Mindoro, Liberal)
 * Minority Floor Leader: Cipriano Primicias Sr. (Pangasinan–4th, Nacionalista)

Senate
The following are the terms of the senators of this Congress, according to the date of election:


 * For senators elected on November 11, 1941: July 9, 1945 – December 30, 1947
 * For the first eight senators elected on April 23, 1946: May 25, 1946 – December 30, 1951
 * For the other eight senators elected on April 23, 1946: May 25, 1946 – December 30, 1949
 * For senators elected on November 11, 1947: December 30, 1947 – December 30, 1953.