They wanted the Constitution to be a flexible document, so that it could adapt to the centuries.
Answer:
It helped to create lights so you could see and also people could stop using fire and use lamps instead and it help with the devlopment of Tv's, phones, and power.
Explanation:
It depends on which war you're referring to. I feel that the answer you're looking for is the radio, though.
Feudalism. Feudalism was the medieval model of government predating the birth of the modern nation-state. Feudal society is a military hierarchy in which a ruler or lord offers mounted fighters a fief (medieval beneficium), a unit of land to control in exchange for a military service.