Answer:
A. Paul Revere's engraving of the Boston Massacre
Explanation:
Most of the states that joined the Union six years after the war were located in the west of the Appalachian Mountains.
<h3>The Union and the Confederates war</h3>
This was the American civil war. This war was fought between the north and the south of the United States.
The civil war had the North trying to stop the south from the use of slaves. The south refused and tried seceding instead.
Read more on the civil war here:
brainly.com/question/1020924
The two main changes that the Industrial Revolution of the eighteenth and nineteenth centuries featured according to the Britannica Encyclopedia include:
" (1) the use of new basic materials, chiefly iron<span> and </span>steel
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(2) the use of new energy sources, including both fuels and motive power, such as </span>coal<span>, the </span>steam engine<span>, </span>electricity<span>, </span>petroleum<span>, and the </span><span>internal-combustion engine. "</span>
World War I has the closest date. So D