On this day, 12 April 1920, workers in Ireland launched a general strike in support of pro-independence prisoners who were on hunger strike in Mountjoy prison, Dublin. The postal service, public transport, shops, pubs and public toilets were all shut. After two days, the British colonial government caved and released all the prisoners.
Find out more in this article: https://libcom.org/history/general-strike-irish-independence
Pictured is a general strike in Ireland in 1918 https://www.facebook.com/workingclasshistory/photos/a.1819457841572691/1962761757242298/?type=3