It has been proven that in the eyes of the british, the american colonies only existed to benefit britain economically.
I hope my straight forward explanation can answer your question :)
Answer: They fail simply because the American political system is designed to support only two major parties. As well as this, 48 of the 50 states employ a winner-takes-all system for electoral votes.
Explanation: Third parties often represent an ideology that is considered too radical by the mainstream parties and their constituents.
B: Samaritans
Check out Acts 8:15
Hope this helps!
It united the culture of the Inca people and created a sense of loyalty to the emperor.