Martin, Janet, Medieval Russia, 980–1584 (2nd edn.), Cambridge: Cambridge University Press, 2007.
Mattingly, David, An Imperial Possession: Britain in the Roman Empire, London: Allen Lane, 2006.
McCormick, Michael, Origins of the European Economy: Communications and Commerce, A.D. 300–900, Cambridge: Cambridge University Press, 2001.
McKitterick, Rosamond, Charlemagne: The Formation of a European Identity, Cambridge: Cambridge University Press, 2008.
McKitterick, Rosamond, The Frankish Kingdoms under the Carolingians, London/New York: Longman, 1983.
McKitterick, Rosamond (ed.), The New Cambridge Medieval History II c.700 – c.900, Cambridge: Cambridge University Press, 1995.
McLynn, Frank, Genghis Khan: The Man Who Conquered the World, London: Bodley Head, 2015.
Merrills A. H. (ed.), Vandals, Romans and Berbers: New Perspectives on Late Antique North Africa, Abingdon: Routledge, 2016.
Merrills, Andy and Miles, Richard, The Vandals, Oxford: Blackwell Publishing, 2010.
Moore, R. I., The First European Revolution, c.970–1215, Oxford: Blackwell Publishing, 2000.
Morris, Colin, The Papal Monarchy: The Western Church, 1050–1250, Oxford: Clarendon Press, 1989.
Morris, Marc, A Great and Terrible King: Edward I, London: Hutchison, 2008.
Mullins, Edwin, In Search of Cluny: God’s Lost Empire, Oxford: Signal Books, 2006.
Nicholson, Helen, The Knights Hospitaller, Woodbridge: The Boydell Press, 2001.
Noble, Thomas F. X. and Smith, Julia M. H., The Cambridge History of Christianity III: Early Medieval Christianities c.600–c.1100, Cambridge: Cambridge University Press, 2008.
Norman, Diana (ed.), Siena, Florence and Padua: Art, Society and Religion 1280–1400 Volume II: Case Studies, New Haven: Yale University Press, 1995.
O’Callaghan, Joseph F., A History of Medieval Spain, Ithaca: Cornell University Press, 1975.
Orme, Nicholas, Medieval Schools: Roman Britain to Renaissance England, New Haven: Yale University Press, 2006.
Ormrod, Mark, Edward III, New Haven: Yale University Press, 2011.
Parker, Deborah, Commentary and Ideology: Dante in the Renaissance, Durham/London: Duke University Press, 1993.