The Obama administration has resisted efforts by the International Criminal Court to include 'aggression' as a crime, mainly because it could impact US military operations abroad.
New war crimes ambassador Stephen Rapp exemplifies Obama's deeper engagement on international law. His résumé includes prosecution of those who promoted genocide in Rwanda.
Rebel leaders Issa Sesay, Morris Kallon, and Augustine Gbao were found guilty Wednesday on more than a dozen counts each of crimes against humanity.
Sierra Leone's special court rules that forced marriages are a crime against humanity. Soldiers who take women by force in Uganda and Congo may also face prosecution.