Matka Królów

Story opens with Lucja Krol's husband under the tram. She gives birth to her fourth son on the floor of their new apartment. Neighbor Wiktor, a communist intellectual, befriends the poverty-stricken family but is soon arrested and sent to jail. During the war Lucja narrowly escapes a Nazi roundup at the black market. Her sons hold ardent Communist meetings in their apartment, with her blessing. Lucja works hard, but without complaint... (imdb)