USA, Canada / Iranian moving to Poland from Canada. What to expect? [23]

hi evryone
i live in canada for past 20 years. i am married with polish women we have two children, they were born in canada and i am iranian canadian. i would like to move to poland, the reason to move is that my children and wife will be together with my wife's family. what i would expect in poland for me iranian? my wife family lives close to warsaw. I was twice in poland.