This Training Manual is part of the International Organization for Migration’s (IOM) efforts to strengthen law enforcement response to gender-based violence and trafficking in persons in Borno and Adamawa states of Nigeria, with focus on the Nigeria Police Force (NPF) and Nigeria Security and Civil Defence Corps (NSCDC) personnel in the current humanitarian situation in the North-East Nigeria. The manual was designed based on the recommendations from the training needs assessment conducted by IOM in North-East Nigeria. It integrates training materials and resources developed by other agencies and experts, provides recommendations from the assessment report, operationalizes key guidelines including those from the Inter-Agency Standing Committee and is an accompanying resource for the training of trainers.