Known for murdering his mother, debauchery and barbaric cruetly, the Roman Emperor <u>Neron</u> committed suicide rather than allow the Senate to have him executed.
Answer:
April 12, 1861 – April 9, 1865
Explanation:
it lasted 4 years
He trained rats in the correct route through a maze,then deliberately damaged their brains and observed that this did not inhibit their progress through the maze.
The correct answer is World War II
Following World War II, the United Nations were found with a goal of preventing such monstrosities in the future.