Here's how that started — and what it looked like. nyti.ms/3k4Lx41
But opposition to masks continued: The "Anti-Mask League," which has seen renewed interest today, held its first meetings in January of 1919.
"Masks turned into a political symbol," a medical historian said.
Read more on how they took a role in cultural wars a century ago. nyti.ms/3k4Lx41