How does the principal of federalism affect the u. s government

How did the united states obtained the purchase of floridia to extand its frontiers to the pacific ocean

How did the boston massacre contribute to the writing of the declaration of independence? a. many colonists began to see the british government as a source of protection. b. many colonists began to see the british government as a supporter of free speech. c. many colonists began to oppose the british government's building of forts on the frontier. d. many colonists began to fear the british government's harsh actions toward the colonies.

The eastern roman empire is also known as what empire