Thread: ancestors, the genetic source by David Suzuki?

ok, first of all.. please don't reply by telling me to do my own homework. obviously, if i could do it myself, i wouldn't be on yahoo answers asking anyone.. so please help me.
what is david suzuki's thesis of this essay?
key ideas or arguments to support the thesis:
what ideas in this part clearly connects to the introduction?
and
explain the significance of the following lines:
"With that event began one of the shoddiest chapters in the tortuous history of democracy in North America."

if anyone can answer at least one of these questions, i would GREATLY appreciate it.

the first quote