Labor historian Toni Gilpin, author of the Long Deep Grudge, reminds us of the radical history behind May Day.
Get Toni's book here: https://www.haymarketbooks.org/books/1449-the-long-deep-grudge
For more essential reading on the past (and present) of working-class struggle, check out Haymarket's Class War reading list:
https://www.haymarketbooks.org/blogs/72-class-war-reading-list
