A detailed chronological timeline of Indian history from Alexander’s invasion to Indian Independence in 1947

Phase I: Ancient India (Alexander’s Invasion to the Gupta Empire)

• May 327 BCE: Alexander the Great crosses the Hindu Kush and begins his invasion of the Indian subcontinent.
• May 326 BCE:Battle of the Hydaspes (Jhelum River) — Alexander defeats King Porus; Porus is reinstated due to his valor, but Alexander’s troops refuse to advance further east.
• October 321 BCE:Chandragupta Maurya overthrew the Nanda Empire with Chanakya’s assistance, establishing the Maurya Empire at Pataliputra.
• 305–303 BCE:Seleucid-Mauryan War — Chandragupta defeats Seleucus Nicator, securing large territories in modern Afghanistan/Pakistan.
• 297 BCE: Bindusara succeeds Chandragupta Maurya.
• 273–232 BCE: Reign of Ashoka the Great.
• c. Winter 261 BCE:The Kalinga War — Enormous casualties lead Ashoka to renounce military expansion (Digvijaya) and embrace Buddhism (Dharmavijaya).
• c. 250 BCE: The Third Buddhist Council is convened at Pataliputra under Emperor Ashoka.
• 185 BCE: Pushyamitra Sunga assassinates the last Mauryan ruler, Brihadratha, and founds the Sunga Dynasty.
• c. 150 BCE: Sage Patanjali writes the Mahabhasya during the Sunga era.
• c. 30 BCE: Simuka founds the Satavahana Dynasty in the Deccan, marking a rise in indigenous rule and international sea trade with Rome.
• c. 58 BCE: Traditional beginning of the Vikrama Era.
• 78 CE: Accession of Kanishka the Great (Kushana Dynasty) and the initiation of the Saka Era.
• 320 CE:Chandragupta I ascends the throne, marking the official start of the Gupta Empire (Golden Age).
• 335–380 CE: Reign of Samudragupta, the “Napoleon of India”.
• 375–415 CE: Reign of Chandragupta II (Vikramaditya); cultural apex and visit of Chinese pilgrim Fa-Hien.
• 415–455 CE: Reign of Kumaragupta I; founding of Nalanda University (c. 450 CE).
• 455–467 CE: Skandagupta successfully repels the initial waves of Huna (White Hun) invasions.

Phase II: Early Medieval India (Post-Gupta to the Delhi Sultanate)

• 500–530 CE: Devastating invasions by Huna leaders Toramana and Mihiragula shatter northern political unity.
• 606–647 CE: Reign of Harshavardhana; Chinese traveler Hiuen Tsang (Xuanzang) resides in India (c. 630–643 CE).
• c. 630 CE: Chalukya monarch Pulakeshin II defeats Harshavardhana on the banks of the Narmada River.
• 711–712 CE: Arab general Muhammad bin Qasim defeats Dahir and conquers Sindh (captured Debal in May 712 CE).
• 753 CE: Dantidurga founds the Rashtrakuta Dynasty, which later builds the Ellora Kailasa Temple.
• 788–820 CE: Life of Adi Shankara, who propagates Advaita Vedanta and establishes four mathas.
• c. 850 CE: Vijayalaya captures Thanjavur, reviving the imperial Chola Dynasty.
• 973 CE: Tailapa II establishes the Western Chalukya (Chalukyas of Kalyani) dynasty.
• 985–1014 CE: Reign of Rajaraja I (Chola); expansion of Chola maritime supremacy and construction of the Brihadisvara Temple.
• 1000–1027 CE:Mahmud of Ghazni launches 17 plundering raids into India, sacking the Somnath Temple in January 1025 CE.
• 1012–1044 CE: Reign of Rajendra I (Chola); naval expedition reaches Southeast Asia and the Ganges delta.
• 1178–1192 CE: Reign of Prithviraj Chauhan (Prithviraj III) over Delhi and Ajmer.
• 1191 CE:First Battle of Tarain — Prithviraj Chauhan defeats Mu’izz al-Din Muhammad Ghori.
• 1192 CE:Second Battle of Tarain — Muhammad Ghori decisively defeats Prithviraj Chauhan.
• 1194 CE:Battle of Chandawar — Muhammad Ghori defeats Jayachandra of Kannauj.
• 1206 CE: Qutb-ud-din Aibak establishes the Slave Dynasty (Delhi Sultanate) after Ghori’s death on March 15, 1206 CE.

Phase III: The Delhi Sultanate & Regional Kingdoms

• November 1210 CE: Qutb-ud-din Aibak dies playing polo; Iltutmish succeeds him, consolidating the Sultanate.
• 1236–1240 CE: Reign of Razia Sultana, the first female Muslim ruler of Delhi.
• 1266–1287 CE: Reign of Ghiyas ud din Balban; introduces absolute monarchical control (Sijda and Paibos).
• 1296–1316 CE: Reign of Alauddin Khalji; institutes price controls, market regulations, and stands against Mongol raids.
• 1325–1351 CE: Reign of Muhammad bin Tughlaq; enacts controversial reforms (token currency, moving capital to Daulatabad).
• April 1336 CE: Harihara and Bukka found the Vijayanagara Empire on the Tungabhadra River.
• August 3, 1347 CE: Ala-ud-din Bahman Shah founds the independent Bahmani Sultanate in the Deccan.
• 1351–1388 CE: Reign of Firuz Shah Tughlaq; prolific builder of canals and public infrastructure.
• December 17, 1398 CE: Central Asian conqueror Timur (Tamerlane) defeats Delhi’s forces and sacks the city.
• 1414–1451 CE: The Sayyid Dynasty rules Delhi.
• 1451–1526 CE: The Lodi Dynasty (first Afghan ruling house of Delhi) holds power.
• April 15, 1469 CE: Birth of Guru Nanak Dev Ji, founder of Sikhism.
• 1509–1529 CE: Reign of Krishnadevaraya; Golden Age of the Vijayanagara Empire.
• April 21, 1526 CE:First Battle of Panipat — Babur uses artillery to defeat Ibrahim Lodi, founding the Mughal Empire.

Phase IV: The Mughal Era & Rise of Regional Powers

• March 16, 1527 CE:Battle of Khanwa — Babur defeats Rana Sanga of Mewar, sealing Mughal dominance.
• 1530–1540 & 1555–1556 CE: Reign of Humayun, interrupted by Sher Shah Suri (1540–1545 CE), who constructs the Grand Trunk Road and introduces the Rupiah.
• November 5, 1556 CE:Second Battle of Panipat — Bairam Khan defeats Hemu Vikramaditya; accession of Akbar.
• January 26, 1565 CE:Battle of Talikota — United Deccan Sultanates defeat Vijayanagara, leading to the destruction of Hampi.
• 1571 CE: Akbar constructs Fatehpur Sikri.
• June 18, 1576 CE:Battle of Haldighati — Mughal forces under Man Singh clash with Maharana Pratap of Mewar.
• December 31, 1600 CE: Queen Elizabeth I grants a royal charter to the English East India Company.
• 1605–1627 CE: Reign of Jahangir; peak of Mughal miniature painting. May 30, 1606 CE: Execution of Sikh Guru Arjan Dev.
• 1615 CE: Sir Thomas Roe arrives at Jahangir’s court as King James I’s ambassador.
• 1628–1658 CE: Reign of Shah Jahan; construction of the Taj Mahal (begun 1631 CE).
• 1658–1707 CE: Reign of Aurangzeb (Alamgir); peak territorial expansion and religious conservatism.
• June 6, 1774 CE: Coronation of Chhatrapati Shivaji Maharaj at Raigad, establishing Maratha Swarajya.
• November 11, 1675 CE: Execution of ninth Sikh Guru, Guru Tegh Bahadur, by Aurangzeb.
• April 13, 1699 CE: Guru Gobind Singh Ji establishes the Khalsa Panth at Anandpur Sahib.
• February 20, 1707 CE: Death of Emperor Aurangzeb, triggering the swift decline of the Mughal Empire.

Phase V: British Ascendancy & Territorial Conquest

• 1717 CE: Mughal Emperor Farrukhsiyar issues a farman granting the EIC duty-free trade privileges in Bengal.
• February 13, 1739 CE: Persian ruler Nadir Shah defeats the Mughals at the Battle of Karnal and sacks Delhi.
• 1746–1748 CE: First Carnatic War introduces European combat tactics to local Indian conflicts.
• June 23, 1757 CE:Battle of Plassey — Robert Clive defeats Nawab Siraj-ud-Daulah via betrayal, setting up British political hegemony in Bengal.
• October 22, 1764 CE:Battle of Buxar — British defeat combined Indian forces.
• August 12, 1765 CE:Treaty of Allahabad — Robert Clive secures the Diwani (revenue rights) of Bengal, Bihar, and Odisha for the EIC.
• 1767–1769 CE: First Anglo-Mysore War; Hyder Ali confronts the British.
• 1773 CE:Regulating Act of 1773 passed by the British Parliament; Warren Hastings becomes the first Governor-General of Bengal.
• 1784 CE: Pitt’s India Act establishes dual control by the British government and the EIC.
• May 4, 1799 CE:Fourth Anglo-Mysore War — Tipu Sultan dies defending Srirangapatna.
• September 1803 CE: Second Anglo-Maratha War; British capture Delhi and protect blind Mughal Emperor Shah Alam II.
• 1817–1818 CE: Third Anglo-Maratha War; final collapse of the Maratha Confederacy, leaving Britain as the primary power in India.
• December 4, 1829 CE: Governor-General Lord William Bentinck passes legislation abolishing Sati with Raja Ram Mohan Roy’s support.
• 1833 CE: Charter Act of 1833 centralizes legislative authority under the Governor-General of India.
• 1848–1849 CE: Lord Dalhousie introduces the Doctrine of Lapse; Second Anglo-Sikh War ends with the Annexation of Punjab (March 29, 1849 CE).
• April 16, 1853 CE: Operation of the first passenger railway from Bombay to Thane.

Phase VI: The Freedom Struggle & Independence

• May 10, 1857 CE:The Great Revolt / First War of Independence breaks out with sepoy mutinies in Meerut.
• August 2, 1858 CE:Government of India Act 1858 ends East India Company rule; direct administration transfers to the British Crown under Viceroy Lord Canning.
• December 28–30, 1885 CE: First session of the Indian National Congress (INC) convenes in Bombay under W.C. Bonnerjee.
• July 20, 1905 CE: Lord Curzon announces the Partition of Bengal; sparks the nationwide Swadeshi and Boycott Movement.
• December 30, 1906 CE: Foundation of the All-India Muslim League in Dhaka.
• December 1907 CE: Surat Split — The INC divides into Moderates and Extremists.
• November 1909 CE:Morley-Minto Reforms (Indian Councils Act 1909) introduce separate communal electorates for Muslims.
• December 12, 1911 CE: Delhi Durbar; King George V announces the annulment of the Bengal Partition and relocation of the capital to Delhi.
• January 9, 1915 CE:Mahatma Gandhi returns to India from South Africa.
• December 1916 CE:Lucknow Pact signed between the INC and Muslim League.
• April 1917 CE:Champaran Satyagraha — Gandhi’s first successful civil disobedience campaign.
• March 1919 CE: Enactment of the repressive Rowlatt Act; Jallianwala Bagh Massacre in Amritsar on April 13, 1919 CE.
• August 1, 1920 – February 1922 CE: Mahatma Gandhi launches the Non-Cooperation Movement, suspended after the Chauri Chaura violence (February 4, 1922 CE).
• January 1, 1923 CE: Motilal Nehru and C.R. Das form the Swaraj Party.
• February 3, 1928 CE:Simon Commission arrives in India to widespread protests; Lala Lajpat Rai dies after a police lathi charge (November 17, 1928 CE).
• December 31, 1929 CE:Lahore Session of the INC adopts the Purna Swaraj (Complete Independence) resolution.
• March 12 – April 6, 1930 CE:Civil Disobedience Movement begins with the historic Dandi March (Salt March).
• March 5, 1931 CE:Gandhi-Irwin Pact signed. March 23, 1931 CE: Execution of Bhagat Singh, Sukhdev, and Thapar.
• August 16, 1932 CE: Ramsay MacDonald announces the Communal Award; Gandhi’s fast leads to the Poona Pact (September 24, 1932 CE).
• August 1935 CE:Government of India Act 1935 passed, introducing provincial autonomy.
• September 3, 1939 CE: World War II begins; Viceroy declares India a belligerent party without consent, causing Congress ministries to resign en masse.
• March 23, 1940 CE: Muslim League passes the Lahore Resolution demanding Pakistan.
• August 8, 1942 CE: INC passes the Quit India Resolution with the call “Do or Die” in Bombay.
• November 1945 – May 1946 CE:INA Trials at the Red Fort ignite national outrage; February 18–23, 1946 CE: Royal Indian Navy (RIN) Mutiny in Bombay.
• March–June 1946 CE:Cabinet Mission Plan attempts to frame a transfer of power. Muslim League observes “Direct Action Day” on August 16, 1946 CE, triggering widespread communal riots.
• June 3, 1947 CE:Mountbatten Plan outlines the partition of British India.
• August 15, 1947 CE: India achieves formal Independence and partition into the dominions of India and Pakistan.