At dawn on 1 September, 1939, Germany bombed the Polish city of Wielun ... 1944 uprising by Poland's underground Home Army against the German occupiers in Warsaw, in which more Poles were killed ...
In Westerplatte, where Nazi German battleships attacked a Polish military base on 1 September 1939, Mr Morawiecki and European Commission Vice-President Frans Timmermans attended a dawn remembrance.