Through his leadership of the FDLR, a foreign armed group operating in the DRC, Musoni is impeding the disarmament and voluntary repatriation or resettlement of combatants belonging to those groups, in breach of resolution 1649 (2005).
Arrested by German authorities on 17 November 2009, found guilty in a German court on 28 September 2015 of leadership of a foreign terrorist group, and received an 8-year sentence. Musoni was released from prison immediately after the trial, having served over 5 years of his sentence.