A retired Marine colonel offers commentary and insight regarding current events, foreign affairs, politics, policy, culture, national security, and more.

Brian O’Leary is a retired Marine Corps colonel, who served for 30 years, including combat deployments to Somalia and Iraq, and command of an infantry battalion in Afghanistan. Additionally, he has spent 25 years in the financial services industry. Brian earned his BA in English from Penn State University and his MA in National Security Studies from the US Army War College.