geographically illiterate
a person who has no knowledge of the existence of other countries or where any country is outside of the United States. Someone who sucks at geography.
Kris: Do you know where Ukraine is?
Dave: Is that the country next to India?
Kris: No! God, you're geographically illiterate
Kris: Did you hear that Russia invaded Geogia?
Dave: OMG! Are they going to invade Atlanta?
Kris: No, Georgia the country you dumbass
Dave: There's a country called Georgia?
Kris: You are so geographically illiterate
Dave: Is that the country next to India?
Kris: No! God, you're geographically illiterate
Kris: Did you hear that Russia invaded Geogia?
Dave: OMG! Are they going to invade Atlanta?
Kris: No, Georgia the country you dumbass
Dave: There's a country called Georgia?
Kris: You are so geographically illiterate