Russia on Wednesday summoned France's ambassador to protest over the arrest of Russian supporters at the Euro 2016 football tournament which has been tarnished by hooligan unrest.

Minnows Iceland earned a 1-1 draw with Cristiano Ronaldo-led Portugal on their European Championship debut as the superstar forward failed to score on a night he equaled his country's appearance record.

Russia on Tuesday accepted a UEFA ruling that it will be kicked out of Euro 2016 if there is new stadium unrest after the European governing body slapped the country with a fine and suspended disqualification.

Goals in either half from Emanuele Giaccherini and Graziano Pelle ensured Italy hit the ground running at Euro 2016 as the Azzurri condemned highly-fancied Belgium to a 2-0 defeat on Monday.

Barcelona defender Gerard Pique headed a late winner as defending champions Spain overcame a resolute and determined Czech Republic 1-0 in their Group D opener in Toulouse on Monday.

Ten men will be tried in France Monday over the violence between English and Russian football fans in Marseille, but prosecutors said 150 "extremely well-trained" Russian hooligans had evaded arrest.

The Football Association on Sunday urged fans to be "responsible and respectful" following a UEFA threat to disqualify England from Euro 2016 over fan violence in France.

Real Madrid midfielder Luka Modric scored a brilliant volley as Croatia defeated Turkey 1-0 in their Euro 2016 Group D opener on Sunday.

UEFA said Sunday that Russia and England could be thrown out of the European Championship finals if their fans are involved in more violence.

Russia captain Vasili Berezutski headed a last-gasp leveler against England on Saturday to steal a 1-1 draw in a European Championship match marred by a third day of fan violence.