Week signals: A voting machine

Plus: watch points for Romania, Germany, Ukraine, Russia, India, Pakistan, and Canada.

Section from New York City Wards 1-2 and 4, GW Bromley & E Robinson, 1879, Rumsey Collection, Stanford University, Calif.

This week:

• IN REVIEW. Anti-Trump elections, Mr Market votes, sell in May, and lessons from 2007.

• UP AHEAD. Centrism in Romania, extremism in Germany, Putin's spring offensive, India's expected reprisal, and Carney's trip to Washington.

W…