Formation of Indian States

▪️ Punjab - 1947
▪️ Rajasthan - 1949
▪️Assam - 1950
▪️ Bihar - 1950
▪️Uttar Pradesh - 24 January 1950
▪️ Madhya Pradesh - 1 November 1950
▪️West Bengal - 1950
▪️ Odisha - 1950 (Renamed as Odisha on 1 November 2011)
▪️Andhra Pradesh  —1953
▪️Karnataka - 1 November 1956 (Renamed as Karnataka in 1973)
▪️Kerala - 1 November 1956
▪️Tamil Nadu - 1 November 1956 (Renamed as Tamil Nadu in 1969)
▪️Gujarat  - 1 May 1960
▪️Maharashtra  - 1 May 1960
▪️Nagaland  - 1 December 1963
▪️Haryana  - 1 November 1966
▪️Himachal Pradesh  —1971
▪️Manipur - 21 January 1972
▪️Tripura - 21 January 1972
▪️Meghalaya  - 21 January 1972
▪️Sikkim  - 16 May 1975
▪️Mizoram  - 20 February 1987
▪️Arunachal Pradesh  - 20 February
1987
▪️Goa  - 30 May 1987
▪️Chattisgarh - 1 November 2000
▪️Uttarakhand - 9 November 2000 (Renamed as Uttrakhand in 2007)
▪️Jharkhand - 15 November 2000
▪️Telangana  - 2 June 2014

⚜ Formation of Union Territories ⚜

▪️Puducherry - 1 November 1954 (Renamed as Puducherry in 2007)
▪️Andaman and Nicobar Islands - 1 November 1956
▪️Delhi - 1 November 1956
▪️Lakshadweep - 1 November 1956
▪️Chandigarh - 1 November 1966
▪️Jammu and Kashmir - 31 October 2019
▪️Ladakh - 31 October 2019
▪️Dadar and Nagar haveli &
     Daman  and Diu
     26th January 2020
( Both the UT's were Merged )