Help please please brainy please please

Answer is in the file below

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To protect the silk trade route

Explanation:

The han dynasty expanded and strengthen the wall so they could protect and ensure the safety of the silk trade route also because the northern nations were a threat as well. To keep raiding parties out as well were one of the reasons.

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was a long, primarily nonviolent series of events to bring full civil rights and equality under the law to all americans. the era has had a lasting impact on united states society, in its tactics, the increased social and legal acceptance of civil rights, and in its exposure of the prevalence and cost of racism. in the south violence and fraud in southern elections from 1868 to 1876, which had reduced black voter turnout and enabled southern white democrats to regain power in state legislatures across the south

cruel and illegal punishments

that would be the correct answer