United States presidential inauguration

===Prayers===
{{further|Prayers at United States presidential inaugurations}}
[[File:Invocation at 1981 Reagan inauguration.jpg|thumb|right|The Reverend [[Donn Moomaw]] delivers the [[invocation]] at the [[first inauguration of Ronald Reagan]], 1981.]]
Since 1937, the ceremony has incorporated one or more prayers.<ref>{{cite web|url=https://fpc.state.gov/40871.htm|title=Presidential Inaugurations Past and Present: A Look at the History Behind the Pomp and Circumstance}}</ref><ref>{{cite web|url=http://www.restorethepledge.com/live/past_litigation/inaugural/docs/2004-12-17%20complaint.pdf|title=Appendix D: Inaugural Clergy|last=Newdow}}</ref>  Since 1933 an associated prayer service either public or private attended by the president-elect has often taken place on the morning of the day.<ref>{{cite web|url=http://inaugural.senate.gov/history/daysevents/morningworshipservice.cfm|title=Morning Worship Service}}</ref>  At times a major public or broadcast prayer service takes place after the main ceremony most recently on the next day.<ref>{{cite web| title = Washington National Cathedral: Presidential Inaugural Prayer Services| publisher = Washington National Cathedral| url = http://www.nationalcathedral.org/about/presidentialInaugurals.shtml| access-date = January 16, 2009| url-status = dead| archive-url = https://web.archive.org/web/20090120055714/http://nationalcathedral.org/about/presidentialInaugurals.shtml| archive-date = January 20, 2009| df = mdy-all}}</ref>