Kepler did multiple things, but his most famous work is demonstrating that the planets move in an elliptical (kind of like an oval) orbit around the sun instead of a circular orbit.
I believe it would be Peace of God and Truce of God
It means that everyone, no matter who you are or what you look like or where you are from, have access to the same things under law.
No, the U.S. has a progressive tax system.
Answer:
they had to adapt to survive by hunting fish or buffalos. and they had to protect themselves.
