I think the answer would be the “Scope trials”
Hope I helped
When the North American colonists rebelled against England, they found it necessary to set up a national government. ... The First and Second Continental Congresses fought the Revolutionary War, while the Constitutional Convention created the federal form of government establishing the United States of America.
These characteristics describe the requirements of becoming a senator.
When citizens are unhappy with a specificpiece of legislation they want removed or struck down, they can call a referendum, which puts the issue to a direct vote by the citizens.
It was named “Little Boy” dropped in Hiroshima in world War 2