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ElectionYearScaleYears AgoYears to Prior Controversial ElectionPrior Years StdDevControversial Elections of Previous 20 YearsLost Popular VoteWinnerLoserWinning PartyLosing PartyBlue or RedReason
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1792 New York gubernatorial election17922233016.3301464800ClintonJay
Democratic-Republican
FederalistB
Vote counting technicalities.
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1824 United States presidential election182442013216.5495887801AdamsJacksonWhigDemocratR
Electorial College descrepency.
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Bleeding Kansas185521703116.2838385700Anti-SlaverySlaveryDemocratRepublicanB
Border crossing to vote.
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1876 United States presidential election187641492115.9677984801HayesTildenRepublicanDemocratR
Electorial vs Popular vote counting.
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1888 United States presidential election188841371216.2152191911HarrisonCleavlandRepublicanDemocratR
Electorial vs Popular vote (electorial more than popular)
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1891 New York State Senate election in Dutchess County1891134316.7639068130
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1948 United States Senate election in Texas19483775717.316859600JohnsonStevensonDemocratDemocratB
Small number of votes found.
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1960 United States presidential election19604651210.9515248910KennedyNixonDemocratRepublicanB
Miniscule margin.
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2000 United States presidential election20004254011.2573208501BushGoreRepublicanDemocratR
Vote counting accuracy, electorial decision.
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2002 Alabama gubernatorial election200222322.40075745610RileySiegelmanRepublicanDemocratRRecount.
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2002 New Hampshire Senate election phone jamming scandal200222302.52982212820SununuShaheenRepublicanDemocratRPhone jaming.
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2004 United States presidential election200442122.59807621130BushKerryRepublicanDemocratR
Fraud/surpression.
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2004 Washington gubernatorial election200422102.77746029940GregoireRossiDemocratRepublicanBRecount.
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2008 United States Senate election in Minnesota200831742.87020822250FrankenColemanDemocratRepublicanBRecount.
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2016 United States presidential election20164983.03315017861TrumpClintonRepublicanDemocratR
No actual vote counting problems; just a "negative" and "up-set" election.
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2017 United States Senate special election in Alabama20173810.836660026570JonesMooreDemocratRepublicanB
Refusal to concede because of fraud; no actual vote counting.
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2018 Georgia gubernatorial election20182710.957427107880KempAbramsRepublicanDemocratR
Claims of voter surpression.
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2020 Iowa Democratic caucuses20203521.15470053890ButtigiegSandersDemocratDemocratB
Mobile app problem.
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2020 Wisconsin Democratic primary20203500100BidenSandersDemocratDemocratB
Postponement for COVID.
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2020 United States presidential election2020450#DIV/0!110BidenTrumpDemocratRepublicanBVoter fraud.
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Totals Prior 20008231.11 B/R
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Totals 2000-Present1236
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Election ScaleWinner
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4PresidentialBBlue
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3FederalRRed
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2State
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Source:
https://en.wikipedia.org/wiki/List_of_controversial_elections#United_States
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