It is my experience that most people who advocate for open borders do so primarily out of human-rights considerations, yet do not adequately reckon (if even at

It is my experience that most people who advocate for open borders do so primarily out of human-rights considerations, yet do not adequately reckon (if even at all) with the national security implications of these policies. The unfortunate fact is that there are hostile nations and organizations whose leaders would happily take every advantage that they can get. Contemporary events in Syria/Iraq and Ukraine come to mind.