《1920年愛爾蘭政府法令》(英語:Government of Ireland Act 1920)是英國國會的一項國會法令。該法令的詳題是《旨在提供愛爾蘭更好政治體制的法令》(An Act to provide for the better government of Ireland);它也被稱為《第四地方自治法》(Fourth
Lustig 1979. Crawford 1969. Barbara E. Crawford. The Pawning of Orkney and Shetland: A Reconsideration of the Events of 1460-9. The Scottish Historical