1. Punjab: Divided into two provinces, East Punjab (India) and West Punjab (Pakistan).
2. Bengal: Divided into two provinces, West Bengal (India) and East Bengal (later renamed East Pakistan, now Bangladesh).
3. Assam: Divided into two provinces, Assam (India) and Sylhet (East Pakistan).
4. Manipur: Divided into two parts, Manipur (India) and the Naga Hills (Assam, India).
Establishment of New States:
1. Andhra Pradesh: Carved out of the Madras Presidency in 1953.
2. Kerala: Formed by merging Travancore-Cochin and Malabar District in 1956.
3. Karnataka: Formed by merging Mysore State with surrounding Kannada-speaking areas in 1956.
4. Maharashtra: Formed by merging Bombay State with surrounding Marathi-speaking areas in 1960.
5. Gujarat: Carved out of Bombay State in 1960.
6. Nagaland: Created as a separate state in 1963.
7. Haryana: Formed by dividing Punjab in 1966.
8. Himachal Pradesh: Formed by dividing Punjab in 1971.
9. Meghalaya: Created as a separate state from Assam in 1972.
10. Arunachal Pradesh: Created as a separate state from Assam in 1987.
11. Mizoram: Created as a separate state from Assam in 1987.
12. Goa: Became a separate state in 1987.
13. Jharkhand: Carved out of Bihar in 2000.
14. Uttarakhand: Created by bifurcating Uttar Pradesh in 2000.
15. Chhattisgarh: Separated from Madhya Pradesh in 2000.