Check out this video, it helps explain why diversity of thought has little to do with the number of political parties that form in a system. https://www.youtub

Check out this video, it helps explain why diversity of thought has little to do with the number of political parties that form in a system. https://www.youtube.com/watch?v=s7tWHJfhiyo https://www.youtube.com/watch?v=s7tWHJfhiyo Dem/Rep are just two big coalitions in the US, and with first past the post voting, it's nearly impossible to have more than two parties in the long term.