The Battle of Muranów Square was a battle between the Jewish Military Union (ŻZW) and Third Reich troops which took place during the Warsaw Ghetto Uprising on April 19–22, 1943. The fighting between the German pacification forces under Jürgen Stroop, which were destroying the ghetto, and the Jewish insurgent forces of ŻZW, under Paweł Frenkel, took place in the now non-existent Muranów Square. According to the accounts of two soldiers of the - and Henryk Iwański - the fighting was resumed on 27–28 April 1943 and a Polish unit of the Security Corps was to participate in it at that time.