If I remember this correctly it is The radical republicans wanted to punish confederate leaders sorry if this is incorrect, hope it helps mate
The only shape that fits that definition is the sphere. So, gravity is the answer to why Earth is round! If you've seen pictures of asteroids that exist in outer space, you may have noticed that some of them are irregular, rocky shapes. That's because they're not big enough to pull themselves into a sphere.
I believe the correct answer to your question is parallel. I apologize for the late answer and if the answer I provided is incorrect.
Answer:
the weather
Explanation:
the harsh weather prevents moving to the west