M. Mikolajczyk discusses the Polish memorandum regarding the reconstruction and internal affairs of post-war Poland, Stalin reprimands Mikolajczyk for the extralegal approval of this memorandum. Churchill defends the memorandum, Stalin criticizes it, and Mikolajczyk emphasizes Poland's sovereignty as well as the legitimacy of the underground government in occupied Poland. Contentious discussion on the issue of the Curzon Line between Stalin and Mikolajczyk--Churchill acts as a mediator.