¿Por qué la sociedad actual a dejado de ser corresponsable?

Popular culture mainly encompasses the realm of

Arecent poll of 500 residents in a large town found that only 36% were in favor of a proposed referendum to build a new high school. find the margin of error for this poll if we want 95% confidence in our estimate of the percentage of residents in favor of this proposed referendum.

How did dynasties end and how did new ones start?