The US at one time may only have one president. The total number of presidents that the US has had if you count the current one is 44.
According to history, We have never had any president be in the marines. We have had many be in other branchs.
none
Obama is the 44th.
As many as they want
Around15
No US president is known to have had epilepsy.
Certainly! There are many Vice-Presidents that have served as President, both because of the death of a president and because they were elected.
The US constitution limits a US president to serving two terms in office.
None.
4
2 maximum
Obama is number 44.