The Nazis solidified support amongst nationalists and conservatives by presenting themselves as allied with President Paul von Hindenburg who was considered a war hero of World War I in Germany.[16] The Nazis sought to gain support of workers by declaring May Day, a day celebrated by organized labour, to be a paid holiday and held celebrations on 1 May 1933 to honour German workers.[17] The Nazis stressed that Germany must honour its workers.[18] Hitler often praised the virtues of labor, declaring in Völkischer Beobachter that “I only acknowledge one nobility—that of labour.”[19]