About 15,000 years ago b. p, what land bridge was used by migrants to cross between siberia and alaska

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

The soviet union and the united states believed in two very different economic systems. what were the names of each?

Plz which of the following statements about life in europe during the middle ages is not accurate. a. by the middle ages the only unifying factor in europe was christianity. b. most people lived in rural areas and worked on farms. c. priest, monks and church officials were virtually the only people in europe who could read and write d. most people lived in cities or towns and worked as skilled artis most people lived in cities or towns and worked as skilled artisans.