The Armed Forces of the Philippines lay siege to the Peninsula Manila after soldiers led by Senator Antonio Trillanes stage a mutiny.

The Armed Forces of the Philippines (AFP) is the military force of the Philippines. It consists of three main service branches; the Army, the Air Force, and the Navy. The President of the Philippines is the Commander-in-Chief of the AFP and forms military policy with the Department of National Defense, an executive department acting as the principal organ by which military policy is carried out, while the Chief of Staff of the Armed Forces of the Philippines serves as the overall commander and the highest-ranking officer in the AFP.

The Peninsula Manila, is a 5-star luxury hotel in the Philippines. It is located on the corner of Ayala Avenue and Makati Avenue in the Makati Central Business District, falling under the jurisdiction of Barangay Urdaneta. The hotel is part of The Peninsula Hotels chain based in Hong Kong and is the first hotel of that chain outside the Chinese territory.

Antonio "Sonny" Fuentes Trillanes IV is a former Philippine naval officer and politician who served as a senator of the Philippines from 2007 to 2019. He is known for his involvement in the Oakwood mutiny of 2003 and the Manila Peninsula siege in 2007 in protest against the Arroyo administration. He was a prominent critic of the Duterte administration.

The Manila Peninsula siege occurred on November 29, 2007, at The Peninsula Manila hotel in Makati, Philippines. Senator Antonio Trillanes IV, Brigadier General Danilo Lim, and 25 other Magdalo Group officers walked out of their trial for the 2003 Oakwood mutiny coup attempt and marched through the streets of Makati. The mutineers called for the ousting of President Gloria Macapagal Arroyo, and seized the Rizal function room on the second floor of the Manila Peninsula Hotel along Ayala Avenue. Former Vice-president Teofisto Guingona, Jr. as well as some of the soldiers from the Armed Forces of the Philippines joined the march to the hotel.