Why do we know more about hammurabi’s code than other early forms of law

The people who came to the american colonies in the 17th century had already been exposed to the idea of limited government mainly to the phrase in the declaration of independence stating "that governments are instituted among men, deriving their just powers from the consent of the governed" illustrates the principle of

American troops were worried about cantracting in cuba a. yellow fever b. hepatitis c. polio

2. what was the dred scott decision about? what do we learn from this supreme court case?