Can aliens make treaties easier than friends can make laws.

与外国人订立协议会比与朋友制定法律更容易吗？

USA is a federal county. States have the right to make laws.

美国是一个联邦制的国家，各个州有权通过自己州的法律。

They make laws about your school and the requirements for graduation.

他们对你的学校及毕业的要求制定法律。