The euro is the official currency of the eurozone, which consists of 19 of the 28 EU member states. It is the second-largest reserve currency in the world after the US dollar.
Since 1999, the euro has been used as an accounting currency in global financial markets. Physical euro coins and banknotes entered into circulation in 2002. In 2009, the euro has become immersed in Europe's sovereign debt crisis which forced the eurozone to adopt a raft of reforms to stabilize the currency.
For much of the Euros opener, it seemed the Netherlands might start their own shindig with a whimper. But DW'S Matt Pearson was in Utrecht to see the moment the fashionably late hosts sparked the tournament in to life.
Sweden will be out to avenge defeat in the gold-medal game at the Rio Games, as Germany launch their campaign to win a seventh consecutive European title. Both head into the match confident that they can get a result.