The comments suggests this worked because of a stigma against violence against women.

Meanwhile, in Portland, police teargassed the moms and feds shot (w/ nonlethal round) a female history professor in the head.
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RT @franakviacorka
Wow! Belarusian OMON (riot police) is powerless against Belarusian women. 10 thousand people took part in Women's March today in Minsk. Riot police were trying to block the streets and disperse protes…
https://twitter.com/franakviacorka/status/1299763458251132928