
| 2500 -1500 BC | - | Mohenjo-daro and Harrapa flourished in the Indus Valley. |
| 1500 BC | - | The first wave of Aryan immigration into India began |
| 326 BC | - | Alexander the Great invaded India. |
| 322-182 BC | - | Mauryan dynasty, the first historical dynasty in the history of India. |
| 1498 | - | Vasco-da-Gama lands at Calicut. |
| 1510 | - | Portuguese capture Goa |
| 1526 | - | First battle of Panipat. Establishment of the Mughal Dynasty. |
| 1526 - 1857 | - | Mughal rule in India. |
| 1600 | - | East India Company constituted |
| 1757 | - | Battle of Plassey |
| 1857 | - | First War of Independence |
| 1858 | - | India comes under direct rule of the British crown after failed Indian mutiny. |
| 1885 | - | Indian National Congress founded |
| 1905 | - | First partition of Bengal |
| 1906 | - | Formation of Muslim League |
| 1919 | - | The massacre at Jalianwallabagh |
| 1930 | - | Salt Satyagraha, First Round Table Conference |
| 1942-43 | - | Quit India movement. |
| 1947 | - | India gains freedom, and Jawaharlal Nehru is sworn in as the first Prime Minister of independent India. |
| 1947-48 | - | Hundreds of thousands die in widespread communal bloodshed after partition. |
| 1948 | - | Mahatma Gandhi assassinated by Nathuram Godse. |
| 1950 | - | India becomes a Republic. Dr Rajendra Prasad is the first President of India. |
| 1952 | - | First general elections; Congress government comes to power |
| 1956 | - | The states are reorganized on a linguistic basis |
| 1962 | - | War with China and India loses |
| 1964 | - | Death of Prime Minister Jawaharlal Nehru |
| 1965 | - | War with Pakistan; ceasefire declared |
| 1966 | - | Tashkent Agreement reached. Shastri dies at Tashkent. Indira Gandhi becomes prime minister. |
| 1971 | - | Third war with Pakistan |
| 1971 | - | Twenty-year treaty of friendship signed with Soviet Union. |
| 1972 | - | Shimla agreement signed between India and Pakistan. |
| 1974 | - | India's first atomic device exploded at Pokhran in Rajasthan. |
| 1975 | - | Indira Gandhi declared state of emergency. |
| 1977 | - | Indira Gandhi's Congress Party loses general elections. Janata Party comes to power |
| 1979 | - | Janata Party splits; Seventh general elections held |
| 1980 | - | Indira Gandhi returns to power heading Congress party splinter group, Congress (Indira). |
| 1984 | - | Operation Blue Star. Indira Gandhi assassinated; son Rajiv Gandhi becomes Prime Minister |
| 1987 | - | India deploys troops for peacekeeping operation in Sri Lanka's ethnic conflict. Goa becomes the 25th state of India. |
| 1989 | - | Rajiv Gandhi's Congress defeated in ninth general elections; minority government led by Janata Dal's V.P Singh comes to power |
| 1990 | - | Indian troops withdrawn from Sri Lanka. |
| 1991 | - | V.P Singh's government falls . Rajiv Gandhi assassinated. Congress government return to power with P.V. Narasimha Rao as Prime Minister |
| 1992 | - | The dome of Babri Masjid in Ayodhya demolished by hindu fanatics; triggering widespread Hindu-Muslim violence. |
| 1996 | - | Congress suffers worst ever electoral defeat as Hindu nationalist BJP emerges as largest single party. In May 16 AB Vajpayee is PM, until May 28; United Front Coalition forms government under Prime Minister H.D. Deve Gowda |
| 1997 | - | Congress withdraws support to coalition government; I.K. Gujaral sworn in Prime Minister. |
| 1998 | - | BJP forms coalition government under Prime Minister Atal Bihari Vajpayee. |
| 1999 | - | Vajpayee makes historic bus trip to Pakistan to meet Premier Nawaz Sharif and to sign bilateral Lahore peace declaration. |
| 1999 | - | Intense fighting in Kargil |
| 2004 | - | Congress Party win in general elections. Dr. Manmohan Singh is sworn in as Prime Minister. |