Partisan polarization in the US is influenced by gerrymandering, polarizing public figures, the hyper-partisan media environment, and socioeconomic factors like income inequality and racial alignment with political parties.
Some of the chief sources of partisan polarization in the US include gerrymandering, polarizing public figures like Hillary Clinton, Barack Obama, Donald Trump, and George W. Bush, the hyper-partisan media environment, and factors like income inequality and racial alignment with political parties. Gerrymandering, the manipulation of legislative districts to favor a particular candidate, can lead to increased polarization by creating safe districts for one party.
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