Participants hold rainbow flags at LGBT Pride Parade in Taipei, Taiwan on October 28, 2017. In May 2017, Taiwan's constitutional court ruled that defining marriage as "between a man and a woman" was unconstitutional. ©2017 Reuters/Tyrone Siu

Participants hold rainbow flags at LGBT Pride Parade in Taipei, Taiwan on October 28, 2017. In May 2017, Taiwan’s constitutional court ruled that defining marriage as “between a man and a woman” was unconstitutional. ©2017 Reuters/Tyrone Siu