You're responsible proportional to the amount of influence you could've had. If you were a celebrity of a large nation and this large nation begins an unjust wa

You're responsible proportional to the amount of influence you could've had. If you were a celebrity of a large nation and this large nation begins an unjust war, if you didn't speak out against it, you are responsible to some degree. Just like shareholders in companies have the responsibility to vote for proposals that keep the company running.