The Civil War is considered to be the first "modern" war. Why? (PLEASE HELP! ITS DUE TODAY) A. Use of the telephone, radar, and planes

B. Use of the railroads, mass produced guns, telegraph, and iron-clad ships

C. Use of radar, submarines, telephone, and planes

D. Use of tanks, planes, and poison gas

Which describes the main effect of the palmer raids? they were successful in uncovering communist operatives in the united states. they show the american public that there was little evidence of communism in the country. they resulted in the deportation of suspected radicals based on little evidence. they brought about the end of the red scare by clearing several supposed radicals.

Which factors make up demographics? check all that apply. age o economies o ethnic groups o governments o income level o religious practices

In the mid-1800s, how did american indians often react to the us government signing treaties with tribal chiefs to establish reservations? many american indians did not accept the treaties and resisted relocating. many american indians fought for land taken away by the dawes act. many american indians bought land in oklahoma from white settlers. many american indians accepted the treaties and relocated voluntarily.