What is an issue that the world faces reaching sustainable developement

Which statement describes an important outcome of the congress of vienna? a. napoleon launched his final european military campaigns. b. european states had their borders clearly defined. c. jewish people were given equal right in germanic states d. the slave trade became increasingly important to european economies.

How does the balance of trade look different in the us today vs hot it looked in the 70's

How did the opposing sides of the revolutionary war compare