Europe's voters elect new parliament amid rising nationalism

From Germany and France to Cyprus and Estonia, voters from 21 nations went to the polls Sunday in the final day of a crucial European Parliament election that could see major gains by the nationalist, populist and far-right movements that are on the rise across much of the continent.

The four days of balloting that began Thursday across the 28-country European Union pitted supporters of closer unity against those who consider the EU a meddlesome and bureaucratic presence and want to return power to national governments and sharply restrict immigration.

By early evening, exit polls were indicating that the centrist governing parties in Germany and Greece would lose ground.

Italy's Interior Minister Matteo Salvini, a major figure among the anti-migrant hard-line nationalists, said that he felt a "change in the air" and that a victory by his right-wing League...