The correct answer is federal system of government
Responsible for developing and implementing strategies and goals to be achieved, and for creating programs for the prevention and control of violence and crime. It should also draft legislative proposals on the issue, promote the integration of agencies and institutions across the country that deal with public security, combat drug trafficking, smuggling, money laundering and corruption, and build and care for federal prisons.
To assist you in the task, it has three police forces, subordinate to the Ministry of Justice: the Federal Police - investigates crimes against the political and social order or that harm the Union, those that have interstate or international repercussions or even that require repression uniform, and inspects ports, airports and borders; the Federal Highway Police - responsible for patrolling federal highways; and the Federal Railway Police, which patrols the federal railways.