January 1966: Indira Gandhi elected prime minister.
November 1969: The Congress splits after Gandhi is expelled for violating party discipline.
1973-75: Surge in political unrest and demonstrations against the Indira Gandhi-led government.
1971: Political opponent Raj Narain lodges complaint of electoral fraud against Indira Gandhi.
June 12, 1975: Allahabad High Court found Gandhi guilty over discrepancies in the electoral campaign.
June 24, 1975: Supreme Court rules that MP privileges no longer apply to Gandhi. She is barred from voting but allowed to continue as Prime Minister.
June 25, 1975: Declaration of Emergency by president Fakhruddin Ali Ahmed on the advice of Indira Gandhi.
June 26, 1975: Indira Gandhi addresses the nation on All India Radio.September 1976: Sanjay Gandhi initiates mass forced sterilization program in Delhi.
January 18, 1977: Indira Gandhi calls for fresh elections and releases all political prisoners.
March 23, 1977: Emergency officially comes to an end.