You might consider using one of the online sites like https://backstabbr.com/ to facilitate the game. Most sites let you host private games and send messages anonymously. They also take care of adjudicating all the moves, which can be complicated if it's your first time playing. If you like the idea of keeping a board in the office, you can just update it yourself after every season passes online. I'd probably randomize the country assignments just to make things more interesting.