Prime Minister Winston Churchill And Premier Joseph Stalin Arrive At Russian Embassy In Teheran For Conference

The transcript describes a meeting in Berlin that was considered impossible by Hitler and Goebels. It highlights the presence of Churchill, Stalin, and other high-ranking Allied leaders, who exude confidence and informality, assured of their impending victory.

What does the calm and easy informality of the leaders suggest about their confidence?

How did the leaders' confidence relate to their military strategies?