It would be the French and Indian war, and because the American colonists helped the French, it caused the French to help the Americans during the American Revolution. Also, the American Revolution was in 1775, so the first answer of the war of 1823 wouldn't make sense, and also the French revolution was years later as well. The unification of Germany also happened a lot later.
Hope this helped!
Answer:
agricultural development meant that they were able to produce enough food that they no longer had to migrate or their food source. therefore, they could build permanent structures, and develop villages, towns, and eventually cities. This lead to increase of population as well as jobs because there was more to do
Explanation:
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