Colombia was in favour of simultaneous control of both horizontal and vertical proliferation, particularly in light of the lack of progress in negotiating a fissile material cut-off treaty with a verification component.
哥伦比亚赞成同时控制横向和纵向扩散，特别是考虑到关于可核查裂变材料禁产条约的谈判尚未取得进展。