The U.N. Security Council called on rebels in the Democratic Republic of Congo to "immediately" put an end to their violent campaign in the country's east, UPI reported. Members of the March 23 Movement, loyal to rebel Gen. Bosco Ntaganda, mutinied in April, complaining the government reneged on a peace agreement that saw their integration into national security forces. The international community has condemned ongoing violence focused in the east of the country. U.N. High Commissioner for Human Rights Navi Pillay expressed frustration with atrocities allegedly committed by M23. The Security Council called on M23 and "all armed groups" to "cease immediately any further advances and all forms of violence in the eastern part of the Democratic Republic of the Congo.