North Rhine-Westphalia's State Premier, Christian Democratic Union (CDU) leader and CDU's candidate for chancellor Armin Laschet (C) and CDU Secretary General Paul Ziemiak attend a ceremony at Warsaw Uprising Monument on the Krasinski Square in Warsaw, Poland on July 31, 2021. - Armin Laschet visits Poland on July 31, and August 1, 2021 on the occasion of commemorations on the 77th anniversary of the Warsaw Uprising that started on August 1, 1944. (Photo by Wojtek Radwanski / AFP)