*Roberts was criticized for slighting developments in naval warfare and charged with underestimating the continuing impact of siege warfare throughout the century, overestimating the impact of Gustavus Adolphus's reforms and ignoring altogether the similar, parallel changes made in the French, Dutch, and Habsburg armies. See Geoffrey Parker, The Military Revolution (Cambridge University Press, 1996), 1 – 2, citing among others David Parrott, “Strategy and Tactics in the Thirty Years War: The Military Revolution,” Militargeschichtliche Mittelungen XVIII 2 (1985): 7 – 25 and John Lynn, “Tactical evolution in the French army, 1560 – 1660,” XIV French Historical Studies 14 (1985): 176 – 91. See also David Parrott, “The Military Revolution in Early Modern Europe,” History Today 42 (1992): 21 – 27; and John A. Lynn, “The Trace Italienne and the Growth of Armies: The French Case,” Journal of Military History 55 (1991): 297.