The Second World War was an event that could only be compared to the first Great War, which had just ended twenty years earlier. The concept of "People's War" arose in Britain because the front line began to extend onto the home front and civilians' lives were structured by war. With the threat of attacks and invasions, many people have accepted government policies, including controlled propaganda, the volunteer National Guard, evacuations, and bomb shelters. Once the reality of the threat was realized and false alarms became valid warnings, the Blitz became part of the daily lives of urban women, children and families. The burden of the war had fallen on the British population and they would unite once they had found a collective national identity. Therefore, to evaluate the scope of the "People's War" it is necessary to analyze all these elements. To understand if social change had occurred, class, gender and minority divisions would have to be leveled to some extent, where the entire population worked together for one purpose, to defeat Germany. The British population was anxious but relieved when the “People's War” broke out in the 20th century. The Second World War began for Britain on 3 September 1939, when Prime Minister Chamberlain confirmed at 11.15am “this country is at war with Germany”. The movement of people around and from Britain, as well as the national character that was forming, created the idea of ​​a "people's war". To identify whether Britain was involved in a "people's war" and how far it extended, it is necessary to understand a definition. According to the Oxford English Dictionary a 'People's War' is defined as "a war in which ordinary people are believed to be fighting against the ruling class...... middle of paper ......ol, J. ' The Evacuation of School Children', in H. Smith, ed., War and Social Change: British society in the Second World War (Manchester, 1986), pp (New York, 2000).Smith. H. 'The effect of war on the status of women', in H. Smith, ed., War and Social Change: British society in the Second World War (Manchester, 1986), pp . 208-229.Summerfield, P 'The 'levelling of the classes'', in H. Smith, ed., War and Social Change: British society in the Second World War (Manchester, 1986), pp. 179-207 , J. 'The Demographic Consequences of the War' in H. Smith, ed., War and Social Change: British society in the Second World War (Manchester, 1986), pp. 151-178. Yelton, D. 'British Public Opinion, the Home Guard and the Defense of Great Britain, 1940-1944', The Journal of Military History, 58 (1994) pp. 461-480.