Jewish people have been victims of anti-Semitism in many parts of the world, and in Europe they were the target of the Holocaust, the ultimate abomination. Yet, we cannot expect Palestinians to accept this as a reason why the wrongs done to them.
Diplomacy is, perhaps, one element of the U. S. government that should not be subject to the demands of 'open government'; whenever it works, it is usually because it is done behind closed doors. But this may be increasingly hard to achieve in the age of Twittering bureaucrats.