When Nigeria confirmed its first COVID-19 case on February 27, 2020, the government deployed the military to enforce movement restrictions and public compliance measures. With an extensive presence in domestic security operations across multiple states, redeployment required minimal effort. While some new operations were established, many overlapped with existing deployments. Two new regulations expanded the powers of security agencies, further integrating the military into the national pandemic response. This chapter examines the securitisation of Nigeria’s response to COVID-19, focusing on the military’s role in enforcement and crisis management.