He hoped it would give the US an advantage over the Soviet Union since it was much more powerful than an atomic bomb.
If you mean the first American flag then it's on display at Prospect Hill.
Louis the 14th died in 1715. Specifically, 1st September 1715.
He died of senile gangrene. He started experiencing the symptoms on 10th August 1715 but was misdiagnosed by his doctors. The doctor said he was suffering from sciatica, a non life threatening sickness due to old age.
This misdiagnosis led to his death, because by the time the doctors realized their mistake, the disease has already attack the bones of King Louis causing him to fall into coma before dying.
1. John Quincy Adams was chosen to be president in 1824.