Child labour and explptation are the result of many factors, incliding poverty, social norms condoning them, lack of decent work opportunities for adults and adolescents, migration and emerhiencies. These factors are not only the cause but also a consequence of social inequities reinforced by discrimination.
Militia maybe. A militia is a military force that is raised from the civil population to supplement a regular army in an emergency. It is made up of a group of volunteers.