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| YEAR | DATE | EVENT |
| 1848 | 24 august | Dutch Colony |
| 1942 | 12 april | Japan occupation |
| 1944 | 22 april | Dutch Colony |
| 1962 | 1 october | Dutch Trust administration |
| 1963 | 1 may | Indonesian Trust administration of Irian Barat |
| 1969 | august | Anected to Indonesia of Irian Barat |
| 1973 | march | Indonesia provence of Irain Jaya |
| 2000 | 1 january | Indonesia provence |