They may win a battle but they will lose the war. Both UEFA and FIFA need these clubs and the players that play for them. At the end of the day, money talks and these clubs generate a lot of it. Players will always choose wealth over the prestige of international accolades, which mean less now than before. Look at Messi; he has done very little with Argentina yet will be viewed as one of the greatest of all time due to his club accomplishments.