When Fumimaro Konoe returned to the premiership in mid-1940, he launched a bolder package of policy initiatives, including the declaration of the Greater East Asia Co-Prosperity Sphere and the creation of a one-party state.
In early 1940, moderate Navy Admiral Mitsumasa Yonai was selected by Emperor Hirohito in a final effort to head off military conflict with the Anglo-American powers. However, Nazi Germany’s rapid defeat of France soon undermined Yonai’s authority by convincing Japanese militarists that the nation was losing a historic opportunity for changing the international order.
