Which was one major consequence of archdukes assassination?

That pretty Much started WW1. That"s a major consequence

the answer is: the sesquicentennial of the american civil war is an occasion to consider the legacy of that great conflict. this legacy is our inheritance, and despite many indelible features, we continue to negotiate the resolution of that conflict. the civil war was fought over slavery, but not always on behalf of slaves

answer; i believe the answer is (mesopotamia); modern day