Oi! Good job I showed up. City of London is a county FFS.
And Sussex isn't.
And Sussex isn't.
Oh shite, I've been looking at the wrong list this whole time for english counties. You're correct, sussex is not a country (west sussex is) and City of London IS.
This will tilt a few people...
2 minutes whilst this is corrected. Thank god when this is over...