Diet passes a repressive Peace Preservation Law making it a crime to advocate a basic change in the political system or the abolition of private property. The present middle-size electoral system is adopted. The Showa restoration. Fighting between Japanese and Chinese forces near Peking. All party participation in the cabinet is eliminated.
Japan seizes North Vietnam.
Socialists and other conservative parties are forced to dissolve and enter the Imperial Rule Assistance Association. United States drops two atomic bombs on the cities Hiroshima and Nagasaki, Japan. 1951 - San Francisco Peace Treaty signed by the United States and Japan. Japan's Supreme Court will not rule on abstract constitutional issues, only on specific ones. Liberal Democratic Party formed.