What is Southern Ireland?
{{about|the home-rule state that was part of United Kingdom|the state that was independent of the United Kingdom|Irish Free State|the modern state|Republic of Ireland}} {{Infobox country | conventional_long_name = Southern Ireland | common_name = Southern Ireland | p1 = United Kingdom of Great Britain and Ireland | s1 = Irish Free State | life_span = 1921–1922<br/> {{small|{{nobold|Disputed with the [[Irish&nbsp;Republic]]}}}} | image_map = Southern Ireland in the UK and Europe.svg | image_map_caption = {{map caption |location_color=dark green |country=Southern Ireland|region=the [[United Kingdom of Great Britain and Ireland|United Kingdom]] |region_color=green}} | capital = [[Dublin]]<br/> <small>{{Coord|53|21|N|6|16|W}}</small> | government_type = Devolved [[parliamentary system|parliamentary]] legislature within [[constitutional monarchy]] | title_leader = [[List of British monarchs#House of Windsor (1917–present)|Monarch]] | leader1 = [[George V]] | year_leader1 = 1921–1922 | title_deputy = [[Chairman of the Provisional Government of the Irish Free State|Chairman]] | deputy1 = [[Michael Collins (Irish leader)|Michael Collins]] | year_deputy1 = 1922 | deputy2 = [[W. T. Cosgrave]] | year_deputy2 = 1922 | legislature = [[Parliament of Southern Ireland]]<sup>a</sup> {{small|(until 27 May 1922)}}<br/> [[Third Dáil|Provisional Parliament]]<br/> {{small|(9 August 1922 onwards; unicameral)}} | house1 = [[Parliament of Southern Ireland#Senate|Senate]] {{small|(until 27 May 1922)}} | house2 = [[Parliament of Southern Ireland#House of Commons|House of Commons]]<br/>{{small|(until 27 May 1922)}} | event_start = [[Government of Ireland Act 1920|Government of Ireland Act]] | date_start = 3 May | year_start = 1921 | event1 = [[Anglo-Iri