Do you know how hard it was to remember all the 'republics' that made up the USSR. And before that he had to remember all 57 Islamic ruled countries. Heck, by the time the poor boy got to Western Geography his teeny brain was mush and couldn't absorb one more thing.
[Then again, that mush could have resulted from all the dope he was smoking ;-)]
I don’t think that Barry would know what a Malvina is if he tripped over it.