Editing Daniel C. Roper (section)

==Later career==
In may 1939, Roper was appointed [[List of United States Ambassadors to Canada|Envoy Extraordinary and Minister Plenipotentiary (Canada)]]. Roper's [[Letter of Credence]] was accepted personally by [[George VI]], [[Monarchy of Canada|King of Canada]], at [[La Citadelle]] in [[Quebec City]], on May 17, 1939. It was the King's first official duty as King of Canada on Canadian soil.<ref>{{Cite periodical |url=http://www.revparl.ca/english/issue.asp |archive-url=https://archive.today/20121205052132/http://www.revparl.ca/english/issue.asp?art=820&param=130 |archive-date=December 5, 2012 |title=Fiftieth Anniversary of the 1939 Royal Visit |author=William Galbraith |periodical=Canadian Parliamentary Review |volume=12 |issue=3 |date=1989 |access-date=June 10, 2021 |url-status=live }}</ref> Roper resigned effective August 20, 1939; the Roosevelt administration explained that his appointment was intended to be temporary, and had been made to ensure that the U.S. would have an ambassador in Canada when the king visited. In 1941, Roper published his autobiography, ''Fifty Years of Public Life.''

Roper died on April 11, 1943, at his home in [[Washington, D.C.]], at the age of 76 from leukemia.<ref>{{cite news|title=Daniel C. Roper Dies in Capital|url=https://www.newspapers.com/image/21926208/|access-date=23 May 2016|work=The Daily Mail |location=Hagerstown, Maryland|date=12 April 1943}}</ref>  Roper was interred at the Rock Creek Cemetery in [[Washington, D.C.]] In 1966, the District of Columbia Public School system named a middle school in Deanwood for him, but in 1997 they renamed it for Ronald Brown, who was also a Commerce Secretary.<ref>Ronald H. Brown Building
Designation Act of 1997 http://www.openlims.org/public/L12-84.pdf {{Webarchive|url=https://web.archive.org/web/20160806074128/http://www.openlims.org/public/L12-84.pdf |date=2016-08-06 }}</ref> That school was closed in 2013 but reopened as Ron Brown College Preparatory High School in 2016.<ref>Ron Brown Middle School 2013 scorecard http://profiles.dcps.dc.gov/pdf/ron-brown2012.pdf</ref><ref>{{cite news|last1=Helm|first1=Joe|title=The country's newest all-boys public high school opens its doors|url=https://www.washingtonpost.com/local/education/the-countrys-newest-all-boys-public-high-school-opens-its-doors/2016/08/22/a09a78e6-688d-11e6-99bf-f0cf3a6449a6_story.html|access-date=1 June 2017|date=22 August 2016}}</ref>