You Are Deciding Whether to Invade Japan, Sweden or Canada

Essay

You are deciding whether to invade Japan, Sweden or Canada, and your opponent is simultaneously deciding which of these three countries to defend. If you invade a country that your opponent is defending, you will be defeated (payoff: -2), but if you invade a country your opponent is not defending, you will be successful (payoff: +2). Set up the payoff matrix with you as the row player and your opponent as the column player.