Football is becoming increasingly globalised, and Celtic are part of that process due to their standing as one of the most reputable clubs in the world. The Bhoys command an enormous support across Scotland and Ireland, while they also have a large following across the United States, Australia, Canada and beyond. Evidence of this was plain to see during the summer when Celtic drew sizeable crowds during their stateside pre-season tour in a three-game series against DC United, Manchester City and Chelsea across various locations. Brendan Rodgers also took the Bhoys to face Sligo Rovers in Octob…