What is S.A.S.?
{{Infobox military unit |unit_name=Special Air Service |image= SNN2227SAS-280 536049a.jpg |caption= Special Air Service insignia. |dates=1 July 1941– 8 October 1945<br> 1 January 1947– present |country=United Kingdom |branch=[[British Army]] |command_structure=[[United Kingdom Special Forces]] |type=[[Special Forces]] |role=[[Special operations]]<br>[[Counter-terrorism|Counter Terrorism]] |size= Corps of three units (overall 500 active soldiers)<br>[[21 SAS|21 S.A.S]]<br>22 S.A.S<br>23 S.A.S <ref>On 31 July 1947, the 21st Battalion, SAS Regiment, (Artists Rifles) (Territorial Army) was formed. This was followed on 16 July 1952, when the 22 SAS Regiment was formed and the 23 Special Air Service Regiment (Territorial Army) was formed in February 1958.</ref> |current_commander= |garrison=Regimental headquarters: Hereford<br>21 S.A.S: London<br />22 S.A.S: Credenhill<br />23 S.A.S: Birmingham |ceremonial_chief= |ceremonial_chief_label=Colonel in Chief |colonel_of_the_regiment= General [[Charles Guthrie, Baron Guthrie of Craigiebank|Charles Guthrie]]<ref>{{cite news|last=Moreton|first=Cole|accessdate=18 March 2010|work=The Independent|location=London|title=Lord Guthrie: 'Tony's General' turns defence into an attack|url=https://www.independent.co.uk/news/people/profiles/lord-guthrie-tonys-general-turns-defence-into-an-attack-399865.html|date=11 November 2007|archive-date=28 August 2009|archive-url=https://web.archive.org/web/20090828072040/http://www.independent.co.uk/news/people/profiles/lord-guthrie-tonys-general-turns-defence-into-an-attack-399865.html|url-status=dead}}</ref> |colonel_of_the_regiment_label=Colonel-Commandant |nickname=The Regiment<ref>Ryan, p.216</ref> |motto=''[[Who Dares Wins]]'' |colors=[[Madame de Pompadour|Pompadour]] blue |colours_label= |march=Quick: ''Marche des Parachutistes Belges''<br> Slow: ''[[Lili Marlene]]'' |mascot= |battles=Second World War<br>[[Malayan Emergency]]<br>[[Indonesia–Malaysia confrontation]]<br>[[Dhofar Rebellion]]<br>[[Aden Emergency]]<br>[[The Troubles|Northern Irish