Summer, sun, and soccer. It is often a perfect mix and that was never more the case than in 2006, when Germany hosted the men’s World Cup. Germany’s 20th century history meant flying the flag or wearing the colours was frowned upon in some quarters, but that all changed as a modest national side finished third and enthralled a whole country, which opened its doors to fans from across the world for the party. “I think it’s good that I’m no longer the only one with a flag on my car,” said the then German president Horst Köhler. Many non-football fans in Germany think Jürgen Klinsmann’s side won …