Taylor Swift is speaking out after three Eras Tour Vienna shows were canceled due to an alleged terror plot. “Having our Vienna shows cancelled was devastating. The reason for the cancellations filled me with a new sense of fear, and a tremendous amount of guilt because so many people had planned on coming to those shows,” Swift, 34, wrote via Instagram on Wednesday, August 21, in a lengthy caption.

“But I was also so grateful to the authorities because thanks to them, we were grieving concerts and not lives. I was heartened by the love and unity I saw in the fans who banded together. I decided that all of my energy had to go toward helping to protect the nearly half a million people I had coming to see the shows in London.

My team and I worked hand in hand with stadium staff and British authorities every day in pursuit of that goal, and I want to thank them for everything they did for us.” Swift went on to address the amount of time it took her to address the canceled shows. “Let me be very clear: I am not going to speak about something publicly if I think doing so might provoke those who would want to harm the fans who come to my shows,” she wrote.

“In cases like this one, ‘silence’ is actually showing restraint, and waiting to express yourself at a time when it’s right to. My priority was finishing our European tour safely, and it is with great relief that I can say we did that.” Elsewhere in the caption, Swift celebrated the end of the European leg o.