Answer:
horace mann was the man who created school, he created school because over time societies were forming while populations grew, people thought that it was be easier and more efficient to have one person teach a larger group of kids rather than a couple teachers teaching fewer kids.
hope that helped!
France and Britain defeated germany in the battle of marne.
They hurt the social philosophy
It was 20 years 2 months 4 days between.
Assuming you're referring to the Great Compromise in the United States, it was very important because it satisfied both the large and small states (in terms of population) regarding how they would be represented in Congress.