What was the significance of the bill of rights? how has the bill of rights impacted the united states?

For our freedom,so on the bill of rights, for exaple basic freedom,the government may not stop someone from praticing there relgoin,so how dose ot inpacted the U.S baicly we wont have any king and we never will we will,and the the president has no right to act like a king.

The league of nations was found in 1919 to keep peace after world war l.but it failed to prevent world war ll in 1939,so in 1945 the nations of the world set up a new organization,the united state (un).since then, the un has encouraged international cooperation and worked to resolve conflict