
Bihar Reorganisation Act, 2000 was a law passed by the parliament of India in 2000. Loksabha and Rajya sabha passed the bill on 2 and 11 August respectively and on 15 November 2000, it gave birth to new State, Jharkhand. It created the state of Jharkhand from a portion of Bihar. The law was introduced by the NDA government headed by Atal Bihari Vajpayee to fulfil an election promise.

Madhya Pradesh Reorganisation Act, 2000 is an Act of the Parliament of India which enabled the creation of Chhattisgarh state out of Madhya Pradesh. The law was introduced by NDA government headed by Vajpayee to fulfil its election promise.

Mahagujarat movement, known as Mahagujarat Andolan locally, was a political movement demanding the creation of the state of Gujarat for Gujarati-speaking people from the bilingual Bombay state of India in 1956. It succeeded in the formation of Gujarat, as well as the Marathi-speaking Maharashtra state, on 1 May 1960.

The Punjab Reorganisation Act was passed by the Indian Parliament on 18 September 1966, dissolving the former state of East Punjab. Out of the former East Punjab, the modern state of Punjab was created, the new state of Haryana was created; territory was transferred to Himachal Pradesh, then a Union territory; and the city of Chandigarh became a temporary Union territory to serve as the provisional capital of both the Punjab and Haryana. This separation was the result of the Punjabi Suba movement, which agitated for the creation of a Punjabi-speaking state ; in the process a majority Hindi-speaking state was created.

The Punjabi Suba movement was a long-drawn political agitation, launched by the Sikhs, demanding the creation of a Punjabi Suba, or Punjabi-speaking state, in the post-independence Indian state of East Punjab. Led by the Akali Dal, it resulted in the formation of the state of Punjab. The state of Haryana and the Union Territory of Chandigarh were also created and some Pahari-majority parts of the East Punjab were also merged with Himachal Pradesh following the movement.

Samyukta Maharashtra Movement, commonly known as the Samiti, was an organisation in India that advocated for a separate Marathi-speaking state in Western India from 1956 to 1960.

Potti Sreeramulu, was an Indian revolutionary. Sreeramulu is revered as Amarajeevi in the Andhra region for his self-sacrifice for the Andhra cause. He became famous for undertaking a hunger strike for 56 days in support of the formation of an Indian state for the Telugu-speaking population of Madras Presidency; he died in the process. His death sparked public rioting and Indian Prime Minister Jawaharlal Nehru declared the intent by the newly liberated nation to form Andhra State three days following the death of Sreeramulu. He contributed his life for the formation of a separate Telugu-speaking state from the dominant Tamil-speaking state of Madras presidency. His struggles led to the formation of separate Telugu-speaking state called "Andhra Pradesh".
The States Reorganisation Act, 1956 was a major reform of the boundaries of India's states and territories, organising them along linguistic lines.
The Telangana movement refers to a movement for the creation of a new state, Telangana, from the pre-existing state of Andhra Pradesh in India. The new state corresponds to the Telugu-speaking portions of the erstwhile princely state of Hyderabad. After several years of protest and agitation, the central government, under the United Progressive Alliance, decided to bifurcate the existing Andhra Pradesh state and on 7 February 2014, the Union Cabinet unilaterally cleared the bill for the creation of Telangana. Lasting for almost a decade, this has been one of the most longlasting movements in South India. On 18 February 2014, the Lok Sabha passed the bill with a voice vote. Subsequently, the bill was passed by the Rajya Sabha two days later, on 20 February. As per the bill, Hyderabad would be the capital of Telangana, while the city would also remain the capital of residual state of Andhra Pradesh for no more than ten years. On 2 June 2014, Telangana was created.
The Telangana protests 2004-2010 refers to the movements and agitations related to the Telangana movement that took place between the years 2004 and 2010. For the 2004 Assembly and Parliament elections, the Congress party and the TRS had an electoral alliance in the Telangana region to consider the demand of separate Telangana State. However, again in 2006, the then Chief Minister Y. S. Rajasekhara Reddy categorically said that the state would remain united. This again resulted in statewide protests. In 2009, Union Minister of Home Affairs P. Chidambaram announced that the Indian government would start the process of forming a separate Telangana state, pending the introduction and passage of a separation resolution in the Andhra Pradesh assembly after an 11-day fast by Kalvakuntla Chandrashekar Rao. This again resulted in protests across both Andhra and Rayalseema as in a short time of the Home Minister's declaration, MLAs from the Coastal Andhra and Rayalaseema regions submitted their resignations in protest.
The history of the Telangana movement refers to the political and social conditions under which the Telangana region was merged with Andhra State to form the state of Andhra Pradesh and the subsequent demands to reverse the merger to form a new state of Telangana from united Andhra Pradesh.
The Pre-2004 Telangana protests refers to the movements and agitations related to the Telangana movement that took place before the year 2004. Andhra state and Telangana was merged to form Andhra Pradesh state on 1 November 1956 after providing safeguards to Telangana in the form of Gentlemen's agreement. Soon after the formation of Andhra Pradesh, people of Telangana expressed dissatisfaction over how the agreements and guarantees were implemented. Protests initially led by students latet under the leadership of newly formed political party Telangana Praja Samithi, led by M. Chenna Reddy and Konda Lakshman Bapuji, a minister who resigned from the cabinet led by then Chief Minister Kasu Brahmananda Reddy, demanding the formation of a separate state of Telangana. More than three hundred people died in police firing. Under the Mulki rules in force at the time, anyone who had lived in Hyderabad for 15 years was considered a local, and was thus eligible for certain government posts. When the Supreme Court upheld the Mulki rules at the end of 1972, the Jai Andhra movement, with the aim of re-forming a separate state of Andhra, was started in Coastal Andhra and Rayalaseema regions.

The Unification of Karnataka refers to the formation of the Indian state of Karnataka in 1956 when several Indian states were created by redrawing borders based on linguistic demographics. Decades earlier, during British rule the demand for a state based on Kannada demographics had been made.

Uttar Pradesh Reorganisation Act, 2000 is an Act of the Parliament of India enacted in 2000 for creation of the state of Uttarakhand, then tentatively named Uttaranchal, out of Uttar Pradesh. The law was introduced by NDA government headed by then PM Atal Bihari Vajpayee to fulfil their election promise. Then President Kocheril Raman Narayanan signed the bill on 1 August 2000 and on 9 November 2000 Uttarakhand became the 27th state of the Republic of India.

The Vidarbha movement includes political activities organised by various individuals, organizations and political parties, for creation of a separate state of Vidarbha, within the republic of India, with Nagpur as the capital. The proposed state corresponds to the eastern 11 districts of the state of Maharashtra. It makes up for 31% of area and 21% of population of the present state of Maharashtra.The area is covered by thick tropical forests and is surplus in electricity, minerals, rice and cotton.