Organization
South Dakota Republican Party.
South Dakota affiliate of the Republican Party
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Trump Silent on Backing Thune for GOP Senate Leader
Senate Majority Leader John Thune (R-S.D.) probably won’t have the support of President Donald Trump for Senate leader. In an interview with Punchbowl Thursday, Trump said he is frustrated Thune has not been able to…
Reporting · 1 source · Aug 7, 2026Read itThe journal
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About South Dakota Republican Party
The South Dakota Republican Party is the affiliate of the Republican Party in South Dakota. It is currently the dominant party in the state, controlling South Dakota's at-large U.S. House seat, both U.S. Senate seats, the governorship, and has supermajorities in both houses of the state legislature. State Sen. John Wiik has served as the party's chairman since 2023.
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- http://southdakotagop.com/