Cual es la definición de revolución?

Las revoluciones son los grandes momentos decisivos de la historia. Una revolución es un evento tumultuoso y transformador que intenta cambiar una nación, una región o una sociedad y, en algunos casos, incluso el mundo. Lo siento si esto no suena bien, estoy usando un traductor

food chain i would say only because there is competition on getting food and survival

living during the great depression had a major affect on the mentality many people. a good portion of people who lived during that time do not trust banks. this is likely the result of the many widespread bank failures in the 30s that caused people to lose their life savings.