The purpose of this study is to explore the relationship between military preparedness and the function of popular attitude for the war between France and England during the late medieval period. This paper will begin with the study of the history of the English army immediately prior to the Hundred Years\u27 War. The English had advanced their strategy, tactics and weapons while fighting the Welsh (1274-1275) and the Scottish. Also, they developed new means of enlisting men to fight, no longer heavily relying upon the feudal system. These innovations led to a better and more willing army of the English. Next, the major battles and campaigns of the Hundred Years\u27 War will be considered, which show the supremacy of the English army. In th...