Explanation:
The Second Party System, consisting largely of the Democrats and Whigs, ... While Jackson himself did not initiate the changes, he came to symbolize ... differed significantly from earlier presidential contests because of the party ... At the local level, Jackson's supporters worked to bring in as many new voters as possible.
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Control of the Bosporus and Dardanelles straits was a strategic objective in both World War I and World War II because these straits provide access from the Black Sea to the Mediterranean Sea
Trench Warfare was a form of military conflict in which opposing sides fought one another from trenches facing one another. WW1 warfare introduced the first large-scale use of chemical weapons as well as bringing in airplanes and tanks for the first time.
Answer:
migration; diffusion
Explanation:
With the migration of people from fertile areas, knowledge of agriculture spread by diffusion.
