How did the federal government try to protect the rights of blacks during congressional reconstruction?

a.
it instituted black codes and jim crow laws in all southern states.

b.
it sent soldiers south to ensure blacks could exercise their rights.

c.
it supported the ku klux klan and other southern groups.

d.
it forced southern legislatures to appoint redeemer democrats.

tenochtitlan (also spelled tenochtitlán), located on an island near the western shore of lake texcoco in central mexico, was the capital city and religious centre of the aztec civilization. the traditional founding date of the city was 1345 ce and it remained the most important aztec centre until its destruction at the hands of the conquering spanish led by hernán cortés in 1521 ce, which led to the final collapse of the aztec empire.