What role can regional and subregional organizations play in promoting practical regional cooperation on counter-terrorism (that is, on borders, customs, early warning, exchange of information or judicial assistance)?
2. 区域和分区域组织在促进关于反恐怖主义区域实际合作(即边界、海关、预警、情况交流或司法援助)方面能发挥什么作用？