I’ve heard it said 1000 times that the US is 2 party political system, but I just don’t understand what mechanisms push it to be that way? Why are 3rd parties so weak or unlikely?

Question

I’ve heard it said 1000 times that the US is 2 party political system, but I just don’t understand what mechanisms push it to be that way? Why are 3rd parties so weak or unlikely?

In: Other

Answer 1

[This video](https://youtu.be/s7tWHJfhiyo?si=uffdu_PCZCKDuHCL) is a great recap of the failings of how first past the post (citizens can vote for one candidate only and the most votes wins) is bad for representation and diversity.