Yes.
No, you do not. A friend of mine who is a US citizen is currently studying at the University of Cambridge (Clare College, I think, though I could be wrong about that).
No
Yes, an American citizen would be able to go to a Canadian college and then transfer to an American medical school.
No. You need a visa to go to England as a Malawian citizen.
There is no such thing as an English citizen. If you were born in England you are a British citizen (as described in your passport).
England
He went to a University College in London, England.
An identity card is sufficient for a Romanian citizen.
Pocahontas did not go to a college. She married John Rolfe and went to England with him. She died there of a disease.
Francis Crick went to the The University College of England
he went to king's college in central cambridge, england
Issac Newton went to Trinity College in Cambridge, England.