Core Viewpoint - The U.S. "Iron Dome" missile defense program significantly undermines regional stability and presents insurmountable obstacles to arms control initiatives, making the prospect of renewed arms control discussions with the U.S. increasingly unrealistic [1] Group 1 - The Russian Deputy Foreign Minister Ryabkov expressed concerns that the U.S. missile defense project is detrimental to regional security [1] - The implementation of the "Iron Dome" program is viewed as a major barrier to effective arms control efforts [1] - The likelihood of the U.S. engaging in new arms control initiatives is diminishing due to these developments [1]