Nigeria became a republic on 1 October 1963. After gaining independence from Britain on 1 October 1960 as a constitutional monarchy with Queen Elizabeth II as head of state, Nigeria later adopted a new constitution that replaced the monarchy with a president and formally established the First Nigerian Republic on 1 October 1963.

TL;DR: When did Nigeria become a republic?

  • Date: 1 October 1963
  • Context: Marked the start of the First Republic, three years after independence in 1960.

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