D probably not quite sure
Answer:
Many nations agreed to stop using chemical weapons after World War I.
Explanation:
The use of chemical weapons during World War I had devastating effects on humanity; both on the aggressors and aggrieved. It killed hundreds of thousands and gave many others, after-effects that lasted them decades.
The Chemical Weapons Convention (CWC) control treaty was put into force on 29th April 1997 where production, stockpiling, and use of chemical weapons was outlawed.
Answer:
the battle of Alamo lasted 13 dyast
