What was the theme for the 2004 Eurovision Song Contest, taking place in Turkey?

Explanation

Eurovision Song Contest 2004 took place in Istanbul, Turkey, under the slogan "Under The Same Sky". The idea was to put focus on a united Europe and Turkish integration. Turkey has officially been on track towards membership of the European Union since 1959 and in 1987 formally applied. The EU started accession negotiations with Turkey in 2004.