One of the key factors that led to military intervention in Nigeria's First Republic was

One of the key factors that led to military intervention in Nigeria's First Republic was widespread corruption and political instability. During this period, there were significant levels of corruption within the government, leading to a loss of trust among the citizens and creating tension between different ethnic and political groups.

The political instability was further exacerbated by disputed elections and uneven distribution of power among the regions, which led to constant political unrest and violence. This environment made it difficult for the government to function effectively and maintain order, creating an opportunity for the military to step in as a stabilizing force.

The perception that civilian leaders were ineffective in handling national issues and ensuring fair governance led to dissatisfaction among the people and within the military ranks. As a result, the military viewed intervention as necessary to restore order and integrity in governance.

In summary, the combination of widespread corruption and political instability created a situation where the military felt compelled to intervene in Nigeria's First Republic to bring about peace and reform.