The first "americans" were able to migrate to the western hemisphere 20,000 or more years ago because north america was then connected by land to

a. africa
b. europe
c. australia
d. asia

Write two letters to the editor describing a specific event from the cold war, such as the korean war or the vietnarm war. imagine you are writing the letters from the perspectivees of two world leaders who are on different sides of the conflict. each letters should explain the specific point of view of that person and use historical evidence to support any cliams.