> On the one hand, the Senate has always been unequal, long giving less populous states an outsized voice relative to their population.1 But for more than a century, this hasn’t posed much of an issue: Until the 1960s, Republicans and Democrats competed for both densely and sparsely populated states at roughly the same rate
> But over the last several decades, that’s changed. The parties have reorganized themselves along urban-rural lines, and there is now a clear and pronounced partisan small-state bias in the Senate thanks to mostly rural, less populated states voting increasingly Republican. In fact, it’s reached the point that Republicans can win a majority of Senate seats while only representing a minority of Americans.
> But over the last several decades, that’s changed. The parties have reorganized themselves along urban-rural lines, and there is now a clear and pronounced partisan small-state bias in the Senate thanks to mostly rural, less populated states voting increasingly Republican. In fact, it’s reached the point that Republicans can win a majority of Senate seats while only representing a minority of Americans.
https://fivethirtyeight.com/features/the-senate-has-always-f...