Germany had to re-assimilate East Germany during the time of the graphs, as well. I suspect that accounts for the downward spike and then recovery in their incomes.
I have occasionally thought, not kidding either, that the only hope for the future for most Americans is being invaded by Canada, perhaps after one of our periodic financial collapses.
Other than the Hockey and Poutine thing, I can't imagine the general public having anything to complain about in that scenario.
