After 1081 ,what was the byzantine being weakened by?

What is the purpose of the system of checks and balances

Washington said that the united states would be "friendly and impartial" in regard to foreign conflict. what was his reason behind this statement? a jefferson and washington had determined the u.s. was too weak to wage war. b the u.s. had a treaty with both england and france, and was thus required to remain neutral. c france asked for the united states to stay out of the war, due to trade relationships. d a special envoy from england asked for strict neutrality on behalf of the united states.

In an industry in which there are several providers of a type of good, why can one business not charge much higher prices for their goods?