The webapp provides for each item the link on ECB's website.
Speeches for : Peter Praet where "independence" appeared
2017-05-11 : The role of the ECB: prudence and responsibility in times of crisis2017-03-29 : Have unconventional policies overstretched central bank independence? Challenges for accountability and transparency in the wake of the crisis
2015-03-11 : Public sector security purchases and monetary dominance in a monetary union without a fiscal union
2013-05-22 : Monetary policy in the context of balance sheet adjustments
2012-02-20 : Monetary policy at crisis times