The Union of India is a federal union made up of 28 states and 8 union territories. India achieved independence from British Raj on 15 August 1947 and became a republic on 26 January 1950. Many states celebrate a state day to mark its formation, statehood, reorganisation or other associated events while some like Assam and Bengal celebrate it on other specific days. Some of the states and union territories have declared official holidays. State functions, parades, cultural events and award ceremonies are generally organized. Many states celebrate their state day on their formation date or statehood date.
List States StateDayDateSignificanceTimelineRef.Andhra PradeshAndhra Pradesh DayReorganisation (1956)1953 State of Andhra separated from the State of Madras by Andhra State Act, 1953 1956 Merged with State of Hyderabad to form the State of Andhra Pradesh by States Reorganisation Act, 1956Arunachal PradeshArunachal Pradesh DayStatehood (1987)1914 Established North-East Frontier Tracts (NEFT), a division in Assam Province 1954 Reorganised as North-East Frontier Agency, an administration division in Undivided Assam 1972 Created as a union territory from Assam by North-Eastern Areas (Reorganisation) Act, 1971 1987 Converted to a state by State of Arunachal Pradesh Act, 1986AssamAssam DayEstablishment of Ahom kingdom (1228) Technically Statehood (1950) 1874 Divided from Bengal Presidency to form North-East Frontier Province 1905 Merged into Eastern Bengal and Assam 1912 Re-established as Province of Assam 1950 Achieved statehood as State of AssamBiharBihar DayFormation (1912)1912 Founded as Province of Bihar and Orissa 1936 Divided to form Province of Bihar by Government of India Act 1935 1950 Achieved statehood as State of BiharChhattisgarhChhattisgarh RajyotsavaFormation (2000)2000 Divided from Madhya Pradesh by Madhya Pradesh Reorganisation Act, 2000GoaGoa Liberation DayLiberation (1961)1961 Annexed to India after Portuguese-Indian War as a part of Union Territory of Goa, Daman and Diu 1987 Made a State by State of Goa Act, 1986Goa DayStatehood (1987)GujaratGujarat DayFormation (1960)1924 Organised as States of Western India Agency 1944 Reorganised as Baroda, Western India and Gujarat States Agency 1948 Organized as State of Saurashtra and United State of Kathiawar 1956 Merged with State of Bombay per States Reorganisation Act, 1956 1960 State of Bombay bifurcated to form State of GujaratHaryanaHaryana DayFormation (1966)1966 Carved out from the State of Punjab by Punjab Reorganisation Act, 1966Himachal PradeshHimachal Pradesh DayFormation (1971)1948 Organized as Chief Commissioner's Province of Himachal Pradesh 1956 Organized as a union territory by States Reorganisation Act, 1956 1971 Achieved statehood by State of Himachal Pradesh Act, 1970JharkhandJharkhand DayFormation (2000)2000 Divided from Bihar by Bihar Reorganisation Act, 2000KarnatakaKarnataka RajyotsavaReorganisation (1956) Originally the Kingdom of Mysore in the Indian Empire 1948 Admitted as State of Mysore in the Indian Union 1956 Southern Kannada-speaking parts of Bombay State added to Mysore State per States Reorganisation Act, 1956 1973 Renamed as State of KarnatakaKeralaKerala DayFormation (1956)1949 Organized as Travancore-Cochin State from former Kingdom of Cochin and Kingdom of Travancore in the Indian Empire 1956 Merged with parts of Madras State to form State of Kerala by States Reorganisation Act, 1956Madhya PradeshMadhya Pradesh DayFormation (1956)1956 Created by merging Madhya Bharat, Vindhya Pradesh, Central Provinces and Berar and Bhopal State by States Reorganisation Act, 1956MaharashtraMaharashtra DayFormation (1960)1960 Bifurcation of State of Bombay to form State of Maharashtra by Bombay Reorganisation Act, 1960ManipurManipur DayStatehood (1972)1949 Manipur acceded to the Indian Union 1950 Became a part C state by Constitution of India 1956 Organized as a union territory by States Reorganisation Act, 1956 1972 Achieved statehood by State of Manipur Act, 1971MeghalayaMeghalaya DayStatehood (1972)1970 Established as an autonomous state in Assam by Assam Reorganisation (Meghalaya) Act 1972 Achieved statehood by North-Eastern Areas (Reorganisation) Act, 1971MizoramMizoram DayStatehood (1987)1972 Founded as a union territory by North-Eastern Areas (Reorganisation) Act, 1971 1987 Established as Mizoram state by State of Mizoram Act, 1986NagalandNagaland DayFormation (1963)1963 Statehood given by State of Nagaland Act, 1962OdishaOdisha DayFormation (1936)1912 Founded as Province of Bihar and Orissa 1936 Divided to form Province of Orissa by Government of India Act 1935 2011 Renamed as Odisha by Orissa (Alteration of Name) Act, 2011PunjabPunjab DayReorganisation (1966)1947 Founded as East Punjab Province from Undivided Punjab Province 1950 Renamed as Punjab State 1966 Reorganised by Punjab Reorganisation Act, 1966RajasthanRajasthan DayFormation (1949)1949 Founded as United State of Rajasthan from erstwhile Matsya and Rajasthan 1950 Renamed as Rajasthan 1956 Reorganized by States Reorganisation Act, 1956SikkimSikkim DayFormation (1975)Originally the Kingdom of Sikkim in the Indian Empire 1975 Accession and establishment by the 35th amendment to the Constitution of IndiaTamil NaduTamil Nadu DayRenaming of Madras to Tamil Nadu (1969)1950 Province of Madras renamed as State of Madras 1953 Divided by Andhra State Act, 1953 1956 Reorganized by States Reorganisation Act, 1956 1969 Renamed as Tamil Nadu by Madras State (Alteration of name) Act, 1968TelanganaTelangana DayFormation (2014)2014 Divided from Andhra Pradesh by Andhra Pradesh Reorganisation Act, 2014TripuraTripura DayStatehood (1972)1949 Tripura acceded to the Indian Union by Tripura Merger Agreement 1950 Became a part C state by Constitution of India 1956 Organized as a union territory by States Reorganisation Act, 1956 1972 Achieved statehood by North-Eastern Areas (Reorganisation) Act, 1971Uttar PradeshUttar Pradesh DayStatehood and renaming United Provinces to Uttar Pradesh (1950)1902 Founded as United Provinces of Agra and Oudh from North-Western Provinces 1936 Renamed as United Province by Government of India Act 1935 1950 Reorganized as state of Uttar Pradesh with addition of parts of Delhi TerritoryUttarakhandUttarakhand DayFormation (2000)2000 Divided from Uttar Pradesh by Uttar Pradesh Reorganisation Act, 2000West BengalWest Bengal Day20 June Technical Statehood Day (1947)1947 Province of Bengal divided to form Province of West Bengal
Union territories Union TerritoryDayTimelineAndaman and Nicobar IslandsAndaman and Nicobar DayUnion Territory (1956)1950 A Part D state 1956 Established as union territory by the States Reorganisation Act, 1956ChandigarhChandigarh DayFormation (1966)1953 Established as capital of East Punjab 1966 Reorganized as union territory Punjab Reorganisation Act, 1966Dadra and Nagar Haveli and Daman and DiuDadra and Nagar Haveli and Daman and Diu DayFormation (2020)1961 Annexed to India after Indo-Portuguese War as a part of Union Territory of Goa, Daman and Diu 1987 Reorganized as union territories of Dadra and Nagar Haveli and Daman and Diu by State of Goa Act, 1986 2020 Reorganized by merging by Dadra and Nagar Haveli and Daman and Diu (Merger of Union Territories) Act, 2019DelhiDelhi DayUnion Territory (1956)1911 Established as the Chief Commissioner's Province of Delhi and Capital of India 1956 Reorganized as union territory by States Reorganisation Act, 1956Jammu and KashmirJammu and Kashmir DayFormation (1846)1846 Treaty of Amritsar establishes the state, under the British Indian paramountcy 1947 Accession to Independent India 2019 Reorganized as union territory by Jammu and Kashmir Reorganisation Act, 2019Jammu and Kashmir Accession DayAccession (1947) -Union Territory (2019)LadakhLadakh DayFormation (2019)*2019 Formed as union territory by Jammu and Kashmir Reorganisation Act, 2019LakshadweepLakshadweep DayFormation (1956)1956 Split from Madras state to create union territory by States Reorganisation Act, 1956PuducherryPuducherry Liberation DayDe Facto (unofficial) transfer (1954)1954 De facto cession of French establishments of India 1962 De jure transfer to India 1963 Organized as union territoryDe Jure Transfer DayDe Jure (official) transfer (1962)
See also List of Indian state symbols
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