A significant effect of the Christian missionary activity in Nigeria was the

Christian missionary activity had a significant effect on Nigeria, and one of its major contributions was the introduction of formal education. The missionaries established schools and universities that provided a Western-style education to Nigerians, which became the basis for the country's formal education system. The education system provided an opportunity for the emergence of a new educated elite who played a significant role in the nationalist movements for independence. Hence, the training of nationalists was an effect of Christian missionary activity in Nigeria.