The European Central Bank (ECB) is the central bank of the 19 European Union countries which have adopted the euro. Our main task is to maintain priceThe European Central Bank (ECB) is the central bank of the 19 European Union countries which have adopted the euro. Our main task is to maintain priceThe European Central Bank (ECB) is the central bank of the 19 European Union countries which have adopted the euro. Our main task is to maintain price