I'm a bit rusty on this portion of history, sorry, but I believe the answer you're looking for is because George Washington wasn't in Philadelphia at the time of the signing. He was a general in the army and during the time of the signing, he was defending the country in another part of colonies.
Hope this helps!
Medical knowledge possessed by doctors results in their expert power. This means that the doctors know the medical field when asked for an advice thus they are expert in this area. Coercive power is gathered thru hard power mostly by iron fists, referent is like the power is being referred and legitimate is bestowed by the people in a government.
The recipient must not belong to your immediate family; your spouse, children, parents and grandparents cannot receive your zakat. Other relatives, however, can receive your zakat.
A president can be impeached for a highly dangerous crime. president Nixon was impeached as was A. Johnson Clinton, twice. an impeachment apon a president has happened only three times.