Make Japan surrender unconditionally.
Also that it would cost less American lives.
Those who supported the use of the atomic bomb believed that Japan would surrender after a large scale attack. They also believed that it would be better than an American invasion as it would result in less American casualties.
Hope this helps!
To ensure that no single branch became too powerful
The answered to your question is rudder. The rudder is a fin-like object on the back of a ship. It allows the ship to not rely completely on the sails to change direction.
Henry Knox used ox to bring a load of artillery from fort Ticonderoga to Boston. Washington and the army set them up on Dorchester Heights. When they saw the big guns they retreated 9,000 red coats and 2,000 loyalists.
Benjamin Zander's main goal in this video, The Transformative Power of Classical Music, is to show how much impact a piece of music can have on the mind. He makes the point that music is just frequency.