Churchill pursued a peripheral strategy, mainly in North Africa. Before that, there were 40 years of French battles and British air battles. In North Africa, there were the Arafa Sea, Crusades, Syringa, Compass, Bloody Sand and El Alamein battles, which were fought three times. The first and second battles were commanded by O 'Henlake, the third was commanded by Montgomery, and then they were jointly implemented with the US military. 1944, attacked the Cassino line in central Italy, which was blocked by the Germans, and launched a small-scale landing war-the Battle of Dieppe on the west coast of France during this period. After the Battle of Normandy, Britain independently planned an airborne operation-"operation market garden" in British Holland. Yes, Montgomery planned it, and finally needed American help to clean up the mess. In Southeast Asia, it is generally on the defensive. On a slightly larger scale, it was to prevent the Japanese from marching into the Battle of Impal in India. General Dai Anlan led some Chinese expeditionary forces to participate in the support operation.