Upvote:6
Photo taken (most likely) at some point in 1949 (Khruschev moved from Kiev to Moscow in 1949, and Molotov was demoted in 1949).
The main idea was to wear a suit which was close enough to a military attire that Stalin was sporting. So it might look a bit ridiculous to us now but...
So this kind of clothing was very popular at the time. Here is more pics of the same sort