The People's Liberation Army (PLA) is the unified military organization of all land sea strategic missile and air forces of the People's Republic of China. The PLA was established on August 1 1927 — celebrated annually as PLA Day — as the military arm of the Communist Party of China (CPC). The People's Liberation Army's insignia consists of a roundel with a red star bearing the Chinese characters for Eight One referring to August 1 the date of the 1927 Nanchang Uprising.