A) the enlightenment
Why: because these ideas reflect the enlightenment a time of when the ideas of free press, rule by the people of the people for the people, separation of powers, etc. were emerging through Europe.
Also Social Darwinism is basically racism
Feudalism is filed by a lord who owns your land.
Communism is where everyone is supposed to be equal but then the people who worked for their stuff gets it taken away in the name of equality so no one has a motivation to improve and everyone ends up starving to death like in Russia and Ukraine and China where hundreds of millions of people literally died from starving. Look up the Ukraine famine where millions of people starved to death in a span of like 2 years. Communism is bad.
B.The British vs. the French and Indians
The primary causes of the War<span> of </span>1812<span> began with the Orders in Council, a statute passed by Britain in 1807 that placed restrictions on trade between the United States and France. Next, the British Navy conducted impressment on U.S. ships. Lastly, British support of Native Americans angered Americans.</span>
I think it is Earthquakes