How is a period different from an era?

Name three new weapons that changed how ww! was fought and how?

Which of the following resulted from asoka's rule of the mauryan empire? a. the empire gained control over india's southern trade routes. b. an order of secret police was developed to spy on people. c.alexander the great's troops left india. d. india experienced political unrest for many years.

Answer asap! what were the consequences of the battle of saratoga? how did these consequences turn the war in americans favor?