[Shermy]

Yes, and other diseases. The idea is that they had been so isolated from Asia/Africa/Europe, whom shared diseases and various resitances, that when confronted with the diseases, they spread like wild fire. Good book on the subject "Guns, Germs and Steel."

[m1911]

I've seen that one on the shelves, but I haven't picked it up yet - I take it that's a recommendation?