The webapp provides for each item the link on ECB's website.
Speeches for : Christine Lagarde where "piece" appeared
2023-05-24 : 25 years of euro unity2023-03-09 : Channelling Europe's savings into growth
2022-07-23 : Ensuring price stability
2021-12-31 : Happy anniversary to euro cash!
2021-11-04 : Charting a course for climate action