4. Recognizes that the realization of a world free of nuclear weapons will require further steps, including deeper reductions in nuclear weapons by all nuclear-weapon States in the process of working towards achieving their elimination;
4. Reconoce que el logro de un mundo libre de armas nucleares exigirá que los Estados poseedores de armas nucleares adopten nuevas medidas, en particular mayores reducciones de los arsenales nucleares, en un proceso que persiga la eliminación de esas armas;