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This was an order issued during the civil war by president lincoln ending slavery in the confederate states

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.

Which of the following is/are a major technological advances of the mayan civilization? a. the calendar c. math b. architecture d. all of the above