After the civil war, the federal government began to extend civil rights to african americans by
passing amendments to the constitution.
signing the emancipation proclamation.
paying reparations to them.
them move to the northern states.

passing amendments to the Constitution

Explanation:

The amendments was created as a form of 'adjustment' that was made to the initial draft of the constitutions. The purpose of these amendments is to address the issues that haven't been properly mentioned within the constitutions.

After the civil war, James Madison proposed the first 10 amendments for the constitutions. It consists of civil rights that is aimed to protect the citizens from the government's tyranny. They are eventually known as the Bill of rights.

the correct answer is modern american cars are not available due to trade restrictions.

trade between cuba and the united states have serious restrictions. the u.s. imposed an economic embargo on cuba, that among other things means that modern american cars are not available due to trade restrictions.

in response to some governmental actions of the authorities from cuba, president john f. kennedy proclaimed an embargo on trade between both countries in february 1962. the trade embargo remains active until this day and was implemented directly by the departments of commerce and the department of treasury.

in president trump’s administration, there is a national security presidential memorandum that "strengthens the policy of the u. s.", affecting trade with cuba.

yes

it is because 3 because the citizen the northern democratic party watned the warning on red to blue because it is purple. lol