With Britain out of the EU there is no strong leader to thwart a nationalistic tide and corral an economy in decline. Angela Merkel confronts a shaky election season, with Euro quaking. Wage stagnation, quantitative easing under fire, Bundesbank v. ECB portends a floppy future. As Janet Yellen grapples with interest rate decisions, sub-zero seems silly over there. Yet. What are we facing here? The prospects for weak leadership and a growing sentiment for nationalism.