Boyko Borissov

Boyko Borissov is not mentioned in the provided news articles. The articles focus on the resignation of Bulgarian President Rumen Radev, who is expected to form a new political party before upcoming snap elections, and the resignation of Prime Minister Rosen Zhelyazkov's government following mass protests. Zhelyazkov's resignation occurred before a scheduled vote of no confidence and shortly before Bulgaria's planned entry into the Eurozone. The protests were triggered by accusations against his minority government. Without any mention of Boyko Borissov, his current relevance or significance to these events cannot be determined.