The reviews of peacekeeping operations, the peacebuilding architecture and the implementation of resolution 1325 (2000), on women, peace and security, all found that prevention needs a new impulse. The cross- cutting dimension of the preventive approach requires the development of synergies among those three complementary reviews so as to develop consistent strategies to promote lasting peace, bolstered by political sols that take the protection and promotion of human and national rights into due account, which is the only guarantee of real human security.