Who invented the piston-driven steam engine that powered all kinds of machine in the industrial revelutio

French political thinker baron de montesquieu (1689–1755) was one of the enlightenment's most important thinkers. he is famous for saying that "when the [law making] and [law enforcement] powers are united in the same there can be no liberty." to which principle of government is montesquieu's statement most directly related? a) bill of rights b) individual rights c) popular sovereignty eliminate d) separation of powers

Sparta faces threats from without and within the city-state who posed these threats.

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.