Answer:
I was just wondering maybe the answer could be stone tools
A powerful ruling class I took this already.
People settled as a result of sedentary agriculture. Sedentary farming<span> is a method of </span>agriculture<span> in which the same land is farmed every year. This is in contrast to nomadic </span>farming<span>, in which new areas are farmed as the soil becomes less nutrient-rich from extensive planting, and shifting </span>cultivation<span>, which uses controlled forest fires to produce arable land.</span>
The League of Nations sought to unify Europe. This was to eliminate conflicts between countries within Europe.
I would write something like this:
As the people of the United States, we write this Constitution to make a stable country so we can ensure fairness, peace, protection, health, and freedom for all Americans.