Pre 2001
Richard C. Weaver claims to have shaken the hand of four US Presidents after Jimmy Carter. However, with little evidence of such events, it is unknown if these instances actually occurred. The only confirmed event was the 1997 inauguration of Bill Clinton where Weaver managed to shake Clinton's hand. (However, Weaver does have a picture on his website of himself meeting President George H. W. Bush). Despite the incident having led the Secret Service to prepare for his return, Weaver was able to bypass security and meet the then recently inaugurated George W. Bush in 2001.
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