1945 in the Philippines

• President: Sergio Osmeña (Nacionalista Party)
• Chief Justice:
  • José Yulo (until July 9)
  • Manuel Moran (starting July 9)
• Congress: 1st

• President: José P. Laurel (until August 17)
• Prime Minister: Jorge B. Vargas (until August 17)
• Chief Justice:
  • José Yulo (until July 9)
  • Manuel Moran (starting July 9)
• Vice President: Benigno Aquino, Sr. (until August 17)
• Minister of Foreign Affairs: Claro M. Recto (until August 17)
• Minister of Justice: Quintin Trance (until August 17)
• Minister of Home Affairs: Teofilo Sison (until August 17)

• January–September – Battle of Maguindanao
• January 6–9 – Invasion of Lingayen Gulf
• January 9–August 15 – Battle of Luzon
• January 30 – Raid at Cabanatuan: 121 American soldiers and 800 Filipino guerrillas free 813 American Prisoners of war from the Japanese-held camp in the city of Cabanatuan in the Philippines.
• January 31–February 21 – Battle of Bataan (1945)

• February 3–March 3 – Battle of Manila United States forces enter the outskirts of Manila to capture it from the Japanese Imperial Army, starting the battle.
• February 5 – The first jeepney arrives in Manila.
• February 7 – General Douglas MacArthur returns to Manila.
• February 16–26 – Battle of Corregidor American and Filipino ground forces land on Corregidor Island in the Philippines.
• February 16 – Combined American and Filipino forces recapture the Bataan Peninsula.
• February 21–April 26 – Battle of Baguio (1945).
• February 23:
  • Raid at Los Baños – The 11th Airborne Division, with Filipino guerrillas, freed the captives of the Los Baños internment camp.
  • The capital of the Philippines, Manila, is liberated by combined American and Filipino ground troops.
  • American and Filipino troops enter Intramuros, Manila.
• February 28–April 22 – Invasion of Palawan.

• March 3 – United States and Filipino troops take Manila, Philippines.
• March 16 – Establishment of the Congress of Labor Organizations (CLO), a federation of labor organizations organized by former leaders of the Hukbo ng Bayan Laban sa mga Hapon (Hukbalahap).^[1]
• March 10–August 15 – Battle of Mindanao.
• March 18–July 30 – Battle of the Visayas.
• March 19 – Battle of Bacsil Ridge.
• March 26–April 8 – Battle for Cebu City.

• April 27–August 15 – Battle of Davao.

• June 9 – The Philippine Congress is convened for the first time since the elections of November 1941.^[2]
• June 14 – Battle of Bessang Pass.

• July 4 – MacArthur declares the military campaign on Luzon as closed.^[3]
• July 5 – The Philippines is declared liberated.

• August 17 – Philippines President José P. Laurel issues an Executive Proclamation putting an end to the Second Philippine Republic, thus ending to his term as President of the Philippines.

• September 2 – Japanese general Tomoyuki Yamashita surrenders to Filipino and American forces at Kiangan, Ifugao.
• September 26 – The province of Catanduanes is created through Commonwealth Act No. 687.

As per Act No. 2711 section 29,^[4] issued on March 10, 1917, any legal holiday of fixed date falls on Sunday, the next succeeding day shall be observed as legal holiday. Sundays are also considered legal religious holidays. Bonifacio Day was added through Philippine Legislature Act No. 2946. It was signed by then-Governor General Francis Burton Harrison in 1921.^[5] On October 28, 1931, the Act No. 3827 was approved declaring the last Sunday of August as National Heroes Day.^[6]

• January 1 – New Year's Day
• February 22 – Legal Holiday
• March 29 – Maundy Thursday
• March 30 – Good Friday
• May 1 – Labor Day
• July 4 – Philippine Republic Day
• August 13 – Legal Holiday
• August 26 – National Heroes Day
• November 22 – Thanksgiving Day
• November 30 – Bonifacio Day
• December 25 – Christmas Day
• December 30 – Rizal Day