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In the US at least, parties started sorting their policies on certain issues in the 1960s: * https://en.wikipedia.org/wiki/Southern_strategy https://en.wikiped
by throw0101c 2y ago
In the US at least, parties started sorting their policies on certain issues in the 1960s:
* https://en.wikipedia.org/wiki/Southern_strategy https://en.wikipedia.org/wiki/Southern_strategy
Ezra Klein goes into the (US) history of this in his book:
* https://en.wikipedia.org/wiki/Why_We%27re_Polarized https://en.wikipedia.org/wiki/Why_We%27re_Polarized
It also has a few chapters on how humans seem to have built-in tribe/clan mechanism (us/them, in/out-group).