Biggest difference is, we did not make as
good an impression on History. 
It is a capital mistake to judge the whole of history based on the experiences of our lifetimes.  It is one of the many problems with clo-logic.  That said, there are at least a few thousand people still alive in Europe at this moment who would quite willingly beat the living dog crap out of you for saying that- even though they're in their eighties and nineties.