Watch experts discuss the role of NATO in the international system as part of the Council on Foreign Relations "NATO at 60" Symposium.

Should NATO go global or at least deepen its linkages with like-minded states on a global basis? Do calls for a new international security architecture threaten NATO's role as the preeminent alliance…

Experts reflect on the development of the European Union (EU) since its creation with the Treaty of Maastricht twenty-five years ago, and evaluate the future of the EU and challenges that lie ahead.

This year NATO celebrates seventy-five years of collective defense, expanding from twelve founding members in 1949 to thirty-two today.  Panelists discuss the evolution of NATO as it has sought to…