The Civil War influenced the role of government in the United States because it highlighted how the national government was the sovereign power. Following efforts by states to succeed and establish their own system of government the national government of the U.S. asserted is dominance and defeated the southern belligerents, thereby reasserting its dominance over politics and government in the United States following the war.
When the light bulb industry becomes a competitive market, the price of the light bulb will decrease. This is due to the fact that the industry will no longer monopolize the production of light bulb, other competitors will bring their product to the market. Thus, this will result to competition which will bring the prices lower since consumers will opt to buy lower prices of the same product.
Pyongyang is the capital of North Korea.
The primary function of the senate was considered by the Founding Fathers as the popularly elected House of Representatives' check. Therefore, every state, regardless of the population or size, shall be equally represented. The Senate will share with the responsibility of the House of Representatives for all the lawmaking within U.S.
I think it is #1. I am assuming this is the Revolution that they are talking about.