Offered advice on getting and keeping power
We would be living life according to that nations standards and culture. Like Europe.
They came up with ideas such as the social contract and separation of powers that were so good they were used in the Constitution :)
Because most of the axis powers had given up, Japan was the only remaning axis power to have not surrendered, they were still fighting and executing innocents. Harry Truman decided it would be better to drop the atomic bomb to stop the onslaught of millions of innocent bystanders, albeit killing tens of thousands dropping the atomic bombs.
Answer: treat them with kindness wether they are mean or not
Explanation:
it helps them to know that they can't affect your feelings and morals.