It is not patriotic to commit young Americans to war unless our national security clearly requires it.

For 50 years, the Republicans have been accusing the Democrats of being soft on national security.

The truth is that I oppose the Iraq war, just as I opposed the Vietnam War, because these two conflicts have weakened the U.S. and diminished our standing in the world and our national security.

We need to secure our southern border. Clearly, the southern border is now a nexus between immigration and national security. It's a sieve.

The American people demand results, not rhetoric, especially when it comes to national security issues.

The academy has been dealing with the issue of scientific openness versus national security since 9/11,