In some ways Europe is more fragmented than at any time in the last three decades, says Drozdiak. There's a north/south split between wealthy creditor nations and deeply indebted ones; an east/west divide, as Poland and Hungary revert to nationalism; pressures of regional separatism; Brexit; and the migrant crisis. Then there's Trump, who sees Europe as a burden and economic rival. 2018 could be a pivotal year. What will happen?