Chemical weapons have played a chilling role in human history, ever since they were first used in World War I. As reports of more recent use continue to cycle through the news, we decided to take a deeper look. We wanted to understand why chemical weapons were created in the first place, the ethical dilemmas inherent in their use, and the complicated process of getting rid of them.
The story begins in Belgium, where reporter Helena de Groot visits a farm in Flanders Fields—the frontline during...
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