jtb1127
Deity
My initial response was that those territories are all sparsely populated but some quick research shows the contrary. But I don't want to criticize former maps any longer.
I wanna say something like alcohol since every black country is also a Muslim-majority country, but still, Tunisia doesn't fit with that. Checking wiki, alcohol is legal there.
The age of when you can legally drink alcohol, with the lighter being younger and black being never.