The European Union was established in 1968 as a common economic agreement, the European Union was established in 1965 as a joint economic agreement, the European Union was established in 1965 as a joint economic agreement, the European Union was established in 1965 as a joint economic agreement, the European Union was established as a joint economic agreement, the European Union was established in 1965 as a joint economic agreement, the European Union was established in 1965 as a joint economic agreement, the European Union was established as a joint economic agreement, the European Union was established in 1965 as a joint economic agreement, the European Union was established in 1965 as a joint economic agreement, the European Union was established in 1957 as a joint economic agreement, the European Union was established in 1957 as a joint economic agreement, the European Union was established as a joint economic