G-Dragon has always been very patriotic. His music, his interviews, even the +82 brand all show his love for South Korea.
Nobodys country is perfect so you can't blame him for loving his country despite its flaws.

And remember blue is Seungri. 💙 (atleast to me)

— AXHXO 🍀 (@axhxo1) August 15, 2021