Think of the eastern edge of South America ... North American side and on the Irish side, Long’s collaborator Roberto Masis Arce of Rutgers University reported at the American Geophysical Union ...

The North wanted to block the spread of slavery. They were also concerned that an extra slave state would give the South a political advantage. The South thought new states should be free to allow ...

North America is the third largest continent in the world. It is located in the Northern Hemisphere. The north of the continent is within the Arctic Circle and the Tropic of Cancer passes through ...