During World War I, many new and deadly weapons were used, such as machine guns, submarines, tanks, poison gas, and airplanes. What impact did these new
weapons have on the nature of warfare?

According to robert kennedy, how might the historian see 1962a. as a year of resistance by the southb. as a year of great progress in civil rightsc. as a year of rioting and violenced. as a year of resegregation