Security Treaty between the United States and Japan

The Security Treaty between the United States and Japan (日本国とアメリカ合衆国との間の安全保障条約, Nippon-koku to Amerika Gasshūkoku to no aida no anzen hoshō jōyaku) was a treaty signed on September 8, 1951 in San Francisco, California by representatives of the United States and Japan, in conjunction with the Treaty of San Francisco that ended World War II in Asia. The treaty was imposed on Japan by the United States as a condition for ending the Occupation of Japan and restoring Japan's sovereignty as a nation.

Source: Wikipedia — Security Treaty between the United States and Japan (CC BY-SA 4.0)