On 30 July 2002, the different parties signed the Pretoria agreement. The nature of the mission of the peacekeepers changed. The military observers monitored the withdrawal of 20 000 Rwandan soldiers, but they also noted the rise of ethnic violence in Ituri. At the end of 2002 there were a total of 4200 UN soldiers in the DRC. By Resolution 1445 the Security Council authorized the increase of military personnel to 8500. The principle of two independent intervention forces was also approved. MONUC had to support the voluntary disarmament, demobilization, repatriation, reintegration and resettlement (DDRRR) process, but without using force.