Which fear drove four american presidents to send weapons and soldiers to fight in vietnam? a. fear of a vietnamese takeover in asia b. fear of drugs pouring into the u. s. from southeast asia c. fear of losing valuable markets in southeast asia d. fear of communism spreading to many asian countries

regarding the law, the 15th amendment was specifically designed thinking in the rights of black free men.

even though ratified on february 3, 1870, the promise of the 15th amendment would not be fully applied for a long time.poll taxes and literacy tests would allow southern states disenfranchise african americans. only in 1965 the voting rights for african americans would be actually able to vote in the south.

in 1965, president johnson signed the voting rights act, which aimed to overcome legal barriers that prevented african americans from voting as it was guaranteed by the 15th amendment to the u.s. constitution.

independent innovation during the abbasid caliphate