How does Hitler use nationalism to build support for his movement?

Hitler propagated the view that the German defeat in 1918 and the creation of the Weimar republic was a 'stab in the back', and this led to the notion that Germany was lost, reinforced the idea of Victimhood and fuelled the negative view of neighbouring nations, and in doing so strengthened German nationalism.

because its important to learn about other countries and how high tech they are compared to us. also its good to learn about other cultures and how ours differs and in common also we need to learn about companies that we still buy since they ship it here.