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.
<u>forced Black South Africans into poverty and hopelessness. ... Black people could not marry white people. They could not set up businesses in white areas. Everywhere from hospitals to beaches was segregated.</u>
