How dose conflict lead to governmental change

because when there is a problem in a country the people want the government to fix it and if the government doesn't the people will change the government.

ok so u have2 basically

the supreme head of the church of england was a title created in 1531 for king henry viii of england, who was responsible for the foundation of the english protestant church that broke away from the authority of the roman catholic church after pope paul iii excommunicated henry in 1533 over his divorce from catherine