Europe's mainstream political parties were reeling Sunday after a powerful showing by upstart anti-European candidates in elections for the European Parliament.
German Chancellor Angela Merkel gestures after voting in the European Parliament election at a polling station in Berlin, May 25, 2014.
Morten Messerschmidt, principal candidate for Danish People's Party, arrives at the Danish Parliament in Copenhagen Sunday May 25, 2014 after his party secured an estimated 28 percent of the Danish votes in the European Parliament Election. Danish People's Party is based on the same ideas and EU sceptic attitudes as France's Front National and the British UKIP.
(Olesen Peter Hove/AP)
People watch a board displaying provisional results of the European Parliament election at the EU Parliament in Brussels, May 25, 2014.
Leader of leftist Syriza party Alexis Tsipras (C) raises his arm as he celebrates with newly elected governor of the wider Athens region Rena Dourou (L), and mayoral runner up for the city of Athens Gabriel Sakellaridis, in Athens May 25, 2014. Greece's radical leftist Syriza rode a wave of anti-austerity anger to win the country's EU election but failed to deliver a knockout blow against Prime Minister Antonis Samaras's government, the official projection showed on Sunday.
Five Star Movement leader Beppe Grillo speaks to reporters outside a polling station in Genoa, Italy, Sunday, May 25, 2014.
UK Independence Party leader Nigel Farage and UKIP candidate Diane Jones smile after the declaration of results of the European Parliament election for the south east region, in Southampton, southern England May 25, 2014.
Party workers at the Swedish Feminist Initiative, a feminist political party, celebrate to the exit polls that make the party Sweden's second biggest party in the European Parliament elections, in Stockholm May 25, 2014.
(TT NEWS AGENCY/REUTERS)
Head of Austria's far-right Freedom Party (FPOe) Heinz-Christian Strache (C) and top candidate Harald Vilimsky (R) celebrate after European Parliament elections in Vienna May 25, 2014. FPOe advanced to a fifth of the vote in an European Union election on Sunday that the center-right People's Party was again set to win, initial projections by ORF television showed. The FPOe had campaigned largely on a message urging disgruntled voters to slap down the pro-Europe coalition of the two mainstream parties that just squeaked back into power in the national election last year.