Session 15: Closing ceremony, 15 Oktober 2021 eupop November 3, 2021 Comments Closed Session 15: Closing ceremony, 15 Oktober 2021 EU CDW2021 Collage session15 all twitter EU CDW2021 Collage session15 remarks twitter EU CDW2021 Collage session15 youth twitter EU CDW2021 Collage session15 hara twitter EU CDW2021 Collage session15 announcement twitter