Former UN SecGen Kofi Annan just wrapped a breathtakingly cynical press conference in Turkey, insisting his peace plan for Syria is not dead despite new demands from the Assad regime and failure to withdraw from major city centers agreed to in the Annan plan.

Rather than await the decision on the Affordable Care Act, President Obama decided to attack preemptively with error-filled claims about the place of judicial review in our constitutional system. Judicial review springs from the duty of a court, when deciding a case before it, to enforce the Constitution over a conflicting act of Congress.

Unless Congress acts, this summer the Pentagon will begin making across-the-board cuts in defense programs — cuts that will eventually be so deep that the chairman of the Joint Chiefs of Staff has said they will end the United States’s status as a global superpower. Yet there seems to be...

It irritates members of both groups when I note the similarities of the Tea Party movement that swept the nation in the 2010 election and the peace movement of the late 1960s and early 1970s. But they are similar.

Outer space has become the next frontier for American national security and business. But instead of advancing American primacy in this realm, the Obama administration has wrongly decided not only to follow a European Union draft “code of conduct” regulating outer space, but also to circumvent the Senate’s central constitutional role in making treaties.

Has Japan finally been mugged by reality? Several policy moves in the past month suggest Tokyo has been rudely awakened to the dangers of an increasingly volatile region and is actually doing something about it.

In his new book, The Powers of War and Peace: The Constitution and Foreign Affairs After 9/11, AEI visiting scholar John Yoo, formerly a lawyer in the Department of Justice, makes the case for a completely new approach to understanding what the Constitution says about foreign affairs, particularly...

At a time when presidential powers of war and peace are under scrutiny, it is useful to look back at the nation's first national security crisis and examine how Washington exercised those authorities in the face of that crisis.