The First Indira Gandhi ministry was formed on 24 January 1966 under the premiership of Indira Gandhi who was elected as the Prime Minister of India by the Congress Parliamentary Party to succeed Gulzarilal Nanda who was serving as the acting prime minister since 11 January 1966 following the untimely demise of Lal Bahadur Shastri. The cabinet remained in office until the 1967 general election in which Indira Gandhi was re-elected to office.