- Breaking the Phalanx advocated that "the army restructure itself into modularly organized, highly mobile, self-contained, combined arms teams that look extraordinarily like the Marine Corps' Air Ground Task Forces".
- In 2004, Magregor stated that he strongly supported war against Iraq.
- During the beginning of the Iraq War, Macgregor disagreed with those who wanted to slow the advance into Baghdad in order to fight Fedayeen paramilitary forces.
- In 2006, after seven retired generals criticized then Defense Secretary Donald Rumsfeld's handling of the war, Magregor faulted the generals themselves for poor war planning and the resulting complications in Iraq.
- In 2008, Macgregor stated he would argue that American military action in Iraq and Afghanistan "has produced very serious and negative consequences for American national-security interests".
- Macgregor's 2009 book, Warrior's Rage: The Great Tank Battle of 73 Easting, argues that the failure to finish the battle with the Republican Guard in 1991 led to Iraq's second major confrontation with the United States in 2003.
- In 2010, he strongly criticized the counter-insurgency strategy and escalation of troops in Afghanistan.
Publications
Book: Warrior’s Rage: The Great Tank Battle of 73 Easting, Naval Institute Press (September 2009).Article: "Refusing Battle",
Armed Forces Journal, (April 2009).Article: “Washington’s War”,
Armed Forces Journal, (October 2007).Article: “Fire the Generals!”
Defense and the National Interest, (March 2006).Article: XVIII Airborne Corps, Spearhead of Military Transformation, published in
Defense Horizon, Center for Technology and Security Policy, National Defense University (2004).Book: Transformation Under Fire: Revolutionizing How America Fights, Praeger Publishing, Inc. (2003)Article: Resurrecting Transformation for the Post-Industrial Age, published in
Defense Horizon, Center for Technology and Security Policy, National Defense University (2001).Article: Balkan Limits to Power and Principle, published in
Orbis, Vol 45, No. 1 (2001).Article: Transformation and the Illusion of Change, published in
National Security Studies Quarterly, Vol. VI, Issue 4 (2000).Article: Joint Operational Architecture: The Key to Transformation, published in Strategic Review, (2000).Article: Transforming Operational Architecture for the Information Age, published by The Jaffee Center, Tel Aviv University, (2001).Article: Command and Control for Joint Strategic Action, published in
Joint Force Quarterly (1999).Article: Initiative in Battle Past and Future, published in
Marine Corps Gazette (1997)Book:
Breaking The Phalanx: A New Design for Landpower in the 21st Century, Praeger Publishing (1997).Article: Setting the Terms of Future Battle for Force XXI, published in
Land Warfare Paper, No. 20 (1995).Article: Future Battle: The Merging Levels of War, published in
Parameters, Vol. XXII, No. 4 (1992)Article: US and Soviet Military Disengagement From Germany, published in
Comparative Strategy, Vol. 8. (1989)Book: The Soviet-East German Military Alliance, Cambridge University Press (1989).Article: The Reliability of Non-Soviet Forces in the Warsaw Pact,
Journal of Soviet Studies, University of Glasgow, 1986.