United Indonesia: Polity Style: 1960-1961 8 Feb 1960 proclamation of federal republic in Sumatra [1] 8 Feb 1960 - 25 Aug 1961 Republik Persatuan Indonesia 25 Aug 1961 government surrenders to the military of Indonesia in North Sumatra [1] Consisting of 10 component states, incorporating the regions under rebel control on Sumatra and Sulawesi. Last updated on: 07 Jun 2023 07:29:42
