Now, some of these mega-donors -- including the billionaire pro-impeachment activist Tom Steyer -- are poised to help shape the 2020 races for the presidency and Congress. In the midterms, Susman donated nearly $8.5 million to Priorities USA Action, the primary Democratic outside group that's working to build the party's digital infrastructure to battle Trump. James and Marilyn SimonsAmount donated: $20.1 millionThe couple has supported some of the biggest outside groups in Democratic politics during the midterms. Around the world, the Hungarian-born billionaire is known for sending billions of his own money into liberal, Democratic causes. Soros donated nearly $10 million in the 2016 campaign to a super PAC supporting Democratic presidential nominee Hillary Clinton.

Source: CNN June 01, 2019 16:38 UTC