What is Adlai Stevenson III?
{{Infobox officeholder |birthname=Adlai Ewing Stevenson III | nationality=American | image name=AdlaistevensonIII.jpg | jr/sr=United States Senator | state=[[Illinois]] | party=[[Democratic Party (United States)|Democratic]] | term_start=November 17, 1970 | term_end=January 2, 1981 | preceded=[[Ralph Tyler Smith]] | succeeded=[[Alan J. Dixon]] | birth_date={{Birth date|1930|10|10|}} | birth_place=[[Chicago]], [[Illinois]], U.S. | death_date={{death date and age|2021|9|6|1930|10|10}} | death_place=Chicago, Illinois, U.S. | spouse={{marriage|Nancy Anderson|1955}} | alma_mater=[[Harvard University]] |branch=[[United States Marine Corps]] |rank=[[Captain (U.S. Marine Corps)|Captain]] }} '''Adlai Ewing Stevenson III''' (October 10, 1930 &ndash; September 6, 2021) was an [[Americans|American]] politician of the [[Democratic Party (United States)|Democratic Party]]. He represented the state of [[Illinois]] in the [[United States Senate]] from 1970 until 1981. His father was Governor [[Adlai Stevenson II]] and his grandfather was Vice President [[Adlai E. Stevenson]]. Stevenson III was born in [[Chicago]], [[Illinois]] on October 10, 1930.<ref>[http://politicalgraveyard.com/bio/stevenson-steward.html Adlai Stevenson III biography] at politicalgraveyard.com</ref> He went to [[Milton Academy]] in [[Massachusetts]], [[Harrow School]], in [[England]], and [[Harvard College]]. Stevenson had one son with his wife Nancy Anderson. Stevenson died from problems caused by [[Lewy body dementias|Lewy body dementia]] at his home in Chicago on September 6, 2021, at age 90.<ref>{{Cite web|last=O'Donnell|first=Maureen|date=2021-09-07|title=Adlai Stevenson III, former U.S. senator, Illinois candidate for governor, dead at 90|url=https://chicago.suntimes.com/2021/9/7/22661586/adlai-stevenson-iii-former-senator-illinois-candidate-governor-dead-obitutary|access-date=2021-09-07|website=Chicago Sun-Times|language=en}}</ref><ref>{{cite news|url = https://www.nytimes.com/2021/09/07/us/politics/adlai-stevenson-3d-dead.html|title = Adlai E. Stev