The webapp provides for each item the link on ECB's website.
Speeches for : Otmar Issing where "forces" appeared
2006-03-24 : The euro - a currency without a state2005-06-16 : European integration - achievements and challenges
2001-05-03 : The euro and the ECB Successful start - challenges ahead
2000-12-01 : Europe's challenges after the establishment of Monetary Union: a central banker's view
2000-11-07 : The New Economy - a European view