Union between Austria and Germany in March 1938. In February 1938 Hitler had met the Austrian Chancellor, Kurt von Schuschnigg, in order to demand concessions for the Austrian Nazi Party. Schuschnigg refused and was replaced by Arthur Seyss-Inquart, leader of the Austrian Nazis. On 13th March, Seyss-Inquart invited German forces to occupy Austria (now renamed Ostmark) and proclaimed the Anschluss.