How to implement the agreement at Yalta was the purpose of Potsdam and tensions between Russia and the U.S. grew between both nations; Truman was now president of the U.S.and was disturbed by Stalin's movement into eastern European nations before WW II's end.
Its because they wanted a way to move faster in the industrey
The Dark Ages started, named for which for having lack of learning and establishment of feudalism.
My answer is for the United States.
Briefly, the bill has to pass both the Senate and the House of Representatives and it must not be vetoed by the president. That is how something becomes a federal law.
A state law is much the same way except the governor takes the place of the president. If there is only 1 house in the state then it goes from the house of representatives to the Governor who has 10 days to veto it. Nebraska is the only state without a senate.