I don't know so go move to Poland and ask for your self
If they are Canadian and a sports team - they can be any sport they want.
Yes.
yes.
List of professional sports teams in Poland is speedway, track & field, basketball, boxing, football, handball, ice hockey, swimming, volleyball and weightlifting.
Any team that is playing against the team you root for.
There is no single team that represents the British Isles in any sport.
Poland plays almost all the sports.
yes
yes delaware has a baseball team
Ajax is probably the most famous sports team in Netherlands.
yes bull dogs