Final answer:
Churchill frequently used the term 'democracy' to emphasize the moral high ground of the Allied effort, to rally support and unity, and to frame the collective identity against totalitarian regimes.
Step-by-step explanation:
Winston Churchill might use the term democracy frequently in his speeches for several reasons. Churchill's era was marked by the fight against totalitarian regimes, and he often drew a sharp contrast between the democratic ideals of nations like the UK and the USA and the authoritarianism seen in Nazi Germany and the Soviet Union. By employing the term democracy, Churchill emphasized the moral high ground and the political philosophy underpinning the Allied war effort and post-war reconstruction. Furthermore, the term served as a rallying call for unity and resolve among nations and their citizens, underpinning the collective identity of the countries fighting against oppression. It reinforced the belief in self-determination and the movement towards decolonization, despite the complexities involved.