On January 13, ...

... 1993, "the first disarmament agreement negotiated within a multilateral framework that provides for the elimination of an entire category of weapons of mass destruction" was opened for signature in Paris. Formally titled the Convention on the Prohibition of the Development, Production, Stockpiling and Use of Chemical Weapons and on their Destruction, but better known as the Chemical Weapons Convention, this treaty entered into force on April 29, 1997, and now has 183 states parties. ("WMD world map" credit)
... 1992, 2 days after the Tokyo-based newspaper Asahi Shimbun reported on a Japanese historian's discovery of official "documents reveal[ing] that the imperial army was involved in both establishing and operating the comfort stations," the camps at which captive women were held , the Japanese government "acknowledge[d] its wartime involvement" in sexual slavery during World War II. Four 4 days later, its Prime Minister "formally apologized to the Korean people." As we've posted (see here and here), the issue resurfaced last year, during the now-ended government of Prime Minister Shinzo Abe.