It wasn't a Soviet but the 1913 Dublin Lockout probably deserves a mention too. It was a bitter dispute that involved about 15,000 workers and lasted around 5 m

It wasn't a Soviet but the 1913 Dublin Lockout probably deserves a mention too. It was a bitter dispute that involved about 15,000 workers and lasted around 5 months. It's arguably the most significant industrial dispute in Irish history, and many of the speakers mentioned in the poster in the article would have taken part in it.