What is the 90/180 rule for non Schengen areas called?
What is the 90/180 rule for non Schengen areas called? I'm really sorry but I don't know how to better phrase it. Basically, I'm a Ukrainian citizen, I don't reside and haven't resided in Ukraine in years, nonetheless that's my only citizenship (and passport). I visit my partner in Denmark/Sweden often. The first time I flew to him I was nearly denied boarding, stating I need a visa, until another p...