John C. Calhoun insisted that the national government had been created by an agreement between sovereign states, each of which retained the right to prevent the enforcement within its borders of acts of Congress that exceeded the powers specifically spelled out in the document. True or false?

What best describes the transportation within cities in the early 1800s

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.

Explain why the greeks might not have had a great influence on the world if they had better farmland?