Off the top of my head:
India:
Sugar
Pepper
Basil
Mangoes
Bananas
Ginger
(Ceylon) Cinnamon
SEA:
(Cassia) Cinnamon
Mace
Nutmeg
Oranges
Lemons
Limes
Central Asia:
Apples
Carrots (Afghanistan, could be considered MENA or India but the MENA category is too OP)
East Asia:
Peaches
Soy Sauce
Ketchup
Soy sauce
Sesame oil
Africa:
Coffee
Coca-Cola
Palm oil
Americas:
Chocolate
Vanilla
Blueberries
Potatoes
Tomatoes
Corn
Pineapple
Strawberries
Yeah, finding out bell peppers and tomatoes were native to the Americas I was like what the hell did Italians eat before this?
They ate wheat polenta, I guess, and some uh, manakesh-looking food...
Fish, lots of fish