North-Eastern Areas (Reorganisation) Act, 1971

North-Eastern Areas (Reorganisation) Act, 1971

Parliament of India
Long title An Act to provide for the establishment of the States of Manipur and Tripura and to provide for the formation of the State of Meghalaya and of the Union territories of Mizoram and Arunachal Pradesh by reorganisation of the existing State of Assam and for matters connected therewith.
Citation	^[1]
Enacted by	Parliament of India
Enacted	30 December 1971
Status: In force

Map of Northeast India after the passage of the act

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Prehistoric Madrasian culture Soanian, c. 500,000 BCE Neolithic, c. 7600 – c. 1000 BCE Bhirrana 7570 – 6200 BCE Jhusi 7106 BCE Lahuradewa 7000 BCE Mehrgarh 7000 – 2600 BCE South Indian Neolithic 3000 – 1000 BCE
Ancient Indus Valley civilization, c. 3300 – c. 1700 BCE Post Indus Valley Period (Cemetery H Culture), c. 1700 – c. 1500 BCE Vedic civilization, c. 1500 – c. 500 BCE Kuru Kingdom, c. 1200 - c. 500 BCE Early Vedic Period Rise of Śramaṇa movement Later Vedic Period Spread of Jainism – Parshvanatha Spread of Jainism – Mahavira Rise of Buddhism Kingdom of Magadha Haryanka Dynasty c. 544 – c. 413 BCE Shaishunaga Dynasty c. 413 – c. 345 BCE Nanda Dynasty, c. 345 – c. 322 BCE Mahajanapadas, c. 500 – c. 345 BCE
Classical Kingdom of Magadha Maurya Dynasty, c. 322 – c. 185 BCE Shunga Dynasty, c. 185 – c. 75 BCE Kanva Dynasty, c. 75 – c. 30 BCE Sangam period Kushan Dynasty, c. 30 – c. 230 CE Satavahana Dynasty, c. 30 BCE – c. 220 CE Gupta Dynasty, c. 200 – c. 550 CE
Early medieval Chalukya Dynasty, c. 543 – c. 753 CE Harsha's Dynasty, c. 606 CE – c. 647 CE Karakota Dynasty, c. 724 – c. 760 CE Arab Invasion, c. 738 CE Tripartite Struggle, c. 760 – c. 973 CE Gurjara-Pratihara Dynasty Rastrakuta Dynasty Pala Dynasty Chola Dynasty, c. 848 – c. 1251 CE 2nd Chalukya Dynasty, c. 973 – c. 1187 CE
Late medieval Delhi Sultanate, c. 1206 – c. 1526 CE Slave Dynasty Khalji Dynasty Tugluq Dynasty Sayyid Dynasty Lodhi Dynasty Pandyan Dynasty, c. 1251 – c. 1323 CE Vijayanagara, c. 1336 – c. 1646 CE Bengal Sultanate, c. 1342 – c. 1576 CE
Early modern Mughal Dynasty, c. 1526 – c. 1540 CE Suri Dynasty, c. 1540 – c. 1556 CE Mughal Dynasty, c. 1556 – c. 1857 CE Bengal Subah, c. 1576 – c. 1757 CE Maratha Empire, c. 1674 – c. 1818 CE Company Raj, c. 1757 – c. 1858 CE Kingdom of Mysore, c. 1760 – c. 1799 CE Sikh Empire, c. 1799 – c. 1849 CE
Modern The Great Rebellion, 1857 – 1858 CE British Raj, 1858 – 1947 CE Independence Movement Independent India, 1947 CE – present Dominion of India, 1947 – 1950 CE Republic of India, 1950 CE – present
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The North-Eastern Areas (Reorganisation) Act, 1971 was a major reform of the boundaries of India's North-East region into States and union territories.

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