In the aftermath of a contentious Presidential election in the United States, many people are now fearful of being targeted because of their race, gender, sexual preference, or even because of who they voted for.
Some say it started after Brexit, as a way of showing their support for the immigrants living in the country, and assuring that they’re safe with them: People are Making a Statement After Brexit.
But years before that, During Nazi occupation, the Dutch wore secret safety pins to symbolize unity.
So today, many are wearing safety pins to show that they are “a safe person to sit next to on a bus, walk next to on a street, even have a conversation with.”
Libraries are safe places. I think you’ll see some people wearing safety pins there.