What was the effect of the movable rudder, the use of a magnetic compass, and improved sails on Europe

Describe some effects of the rise of communism in the soviet union?

How does the establishment clause limit government?

Initially, northerners did not want missouri to be included in the union because 1.) maine would not be allowed to enter the union as a free state 2.) missouri wanted to enter the union as a free state 3.) missouri wanted to enter the union as a slave state 4.) maine would not be allowed to enter the union as a slave state