The original political system of the US, before it was significantly changed in early-to-mid 20th century, was pretty similar to the current political system of

The original political system of the US, before it was significantly changed in early-to-mid 20th century, was pretty similar to the current political system of Europe, where the role of US Federal Government was similar to current role of European Union, and the individual US states were like individual European states. In this view, US setup shouldn’t surprise you, it’s what you yourself experience.