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!
I would think... since we're in the Sahara and all, that drought would be number 1.
Answer:
Samurai must pay back the kindness of their parents
Explanation:
Herein lies the Way of the Samurai, the means by which he earns his clothing, food, and shelter; and by which his heart is put at ease, and he is enabled to pay back at length his obligation to his lord and the kindness of his parents.