The Nigerian/ Biafra civil war ended on
The correct answer is: C
Explanation
The Nigerian Civil War, also known as the Biafran War, officially ended on 15 Jan 1970, with the formal surrender of Biafran forces. This marked the end of a brutal conflict that lasted from July 6, 1967, to January 15, 1970. The war was fought between the government of Nigeria and the secessionist state of Biafra, which declared independence in 1967.