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Events on Thursday 23 December 1920 1
1920Government of Ireland Act Receives Royal AssentLegislation partitions Ireland into two jurisdictionsThe British Parliament's Government of Ireland Act received royal assent, creating separate home rule parliaments for Northern Ireland and Southern Ireland. The act laid the legal groundwork for the partition of Ireland. Northern Ireland's institutions endured, while Southern Ireland's were superseded by the Irish Free State in 1922.