stsb sentence1: the resolution requires all 192 united nations member states to adopt laws to prevent terrorists, black marketeers and other non-state actors from manufacturing, acquiring or trafficking in nuclear, biological or chemical weapons or the materials to make them. sentence2: resolution 1540 requires all countries to adopt laws to prevent non-state actors from manufacturing, acquiring or trafficking in nuclear, biological or chemical weapons, the materials to make them, and the missiles and other systems to deliver them.