Why was the dred scott decision so important?

Thomas jefferson was the president of the united states. first second third fourth

Virginia has 11 people in the house and 2 in the senate. how many electoral votes foes it have? where is this addressed?

What explains the increase in life expectancy in botswana? a. the increased availability of jobs and an improved economy b. access to antiretroviral drugs, hiv/aids education, and widespread hiv/aids testing c. a series of military takeovers that stabilized the political system and led to education reform and increased literacy rates d. a recent military coup that led to an improved healthcare system select the best answer from the choices provided.