(Change a few words, and your comments show my point):

A hypothetical message from a nationalistic Japanese jingoist to a Japanese pacifist who criticized the invasion, torture, rape, concentration camps, and genocide of the Chinese in the 1930's up through World War II.  Japan is one of the first examples that come to mind, but you can insert any aggresive country which commits war crimes into the following shameful statment:

You

I've learned that its best not to argue with pathological anti-[Japanese] propagandists (such as yourself) so rather than giving a meaningful response to your vicious personal attacks you post, I will simply reserve hope that one day you will stop your fake "outrage" against [Japan] and live in the real world.