European nations and the union that binds their economies have cause for collective concern. Relations with the American administration are at a generational low point. Russian interference in continental elections seems only to grow with time. The enduring populism that forced the United Kingdom to leave is also shaking up France, Italy, and Poland, not to mention Germany, where GDP growth in 2018 declined by a third from the previous year. Even Deutsche Bahn can't seem to keep its vaunted trains running on time nowadays. Amid great and unvarnished uncertainty, how will European leaders respond to their electorates, plus a host of internal and external threats—economic, democratic and existential?