George Washington's early military career (1754-1758)—during the Seven Years' War—was not uniformly successful. In his first battle, he and his men were ambushed and forced to surrender Fort Necessity on the Pennsylvania frontier. ... Washington led the surviving British and Colonial soldiers on a successful retreat.
D, some states now allowed slavery and some didn't
Answer:
It has been 155 years. Slavery was abolished in the year 1865.
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.