Another possible source could be from the Plains Indians who gave them that name because of the bison coats they wore in winter. The term Buffalo Soldiers became a generic term for all black soldiers.
Maybe higher security and enforced laws over time
Also more morals and equality, especially against blacks.
Also the aftermath of the world wars- what was learned from it
The answer is B) Germany.
He had goals for his country and wanted to be able to keep his rights as well as everyone else’s rights and therefore devoted time to his country to enable the future in which we live in today
I think it’s either food surplus or animal grazing I’m not sure but I don’t think it’s medicine.