April 28th, 1997
The 1993 Chemical Weapons Convention goes into effect, with Russia, Iraq and North Korea notable nations who have not ratified the treaty. event on April 28, 1997. Read about how to open files in Open File Database.
Events around April 28, 1997
April 29th, 1997 | Death | Mike Royko, American columnist (born in 1932) |
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