短短两周时间，美国在世界上两个最危险的地区核问题上做出强硬政策调整，为中东及亚太地区的稳定和平前景带来巨大阴影。

由于美国总统唐纳德·特朗普已经宣布退出伊核协议，前路如何尚不明朗。

中东持续成为中美两国在安全问题和经济利益方面的关切，而该地区仍处于冲突不断的危险境地，前途未卜。

伊朗国内近期发生的抗议活动为美国决策提供了一个新机会——但此机会与特朗普所期望的有所不同。

Sanctions are seen as an essential tool for nonproliferation and in some cases prove useful, as with Iran. However, as new challenges such as North Korea loom, are the United States and its partners using sanctions the right way to achieve their objectives?

黎巴嫩总理萨阿德·哈里里详述了黎巴嫩在区域局势动荡背景下所面临的挑战。