Timeline of the 2020 Democratic Party presidential primaries

2020 U.S. presidential election
Timeline 2017–2019 January–October 2020 November 2020 – January 2021 Presidential debates Parties Polling national statewide News media endorsements primary general Fundraising Russian interference Presidential electors (fake electors) Electoral College vote count Presidential transition Subsequent voting restrictions
Attempts to overturn
Protests inauguration week Lawsuits pre-election post-election Texas v. Pennsylvania January 6 Capitol attack timeline reactions domestic international aftermath
Democratic Party
Primaries timeline Candidates Debates Forums Results Positions Polling national statewide Endorsements Nominee VP candidate selection Convention automatic delegates
Republican Party
Primaries Debates Results Polling Endorsements Nominee Convention Reactions to Trump's fraud claims
Third parties
Libertarian Party primaries convention nominee Green Party primaries debates results convention nominee Third-party and independent candidates
Related races
Senate House Governors
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The following is a timeline of the 2020 Democratic Party presidential primaries in the United States, beginning after the election of Donald Trump in the 2016 United States presidential election. Joe Biden won the primary and eventually defeated Trump in the 2020 United States presidential election.