Stanley milgram's research, in which subjects used a "shock generator," showed that:

It showed that people not only like to follow orders from the authoritative figures surrisingly but also from the groups of normal individuals even if that ends up harming someone.

In psychology one of the most well known studies on obedience was done in 1963 by Stanley Milgram who devised an experiment concentrating on the contention between submission to authority and individual conscience.