I know the battle of Lexington and concord started
Answer:
The type of visual representation that is best for comparing data as percentages of a whole is the pie chart.
Explanation:
Answer:
Fair labor practices
Explanation:
Labor unions were used to help people convince the large corporations they worked for to give them better pay, more benefits, and a safer working environment.
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First, it brought slavery to an end. Slavery ended with the ratification of the thirteenth amendment. Second, it showed Americans that fighting a civil war is not the way to go.