Bulgarian President Rumen Radev, who has been criticized by the oppposition as taking a pro-Russian stance, has refused to endorse the replacement of current caretaker Foreign Minister Stefan Dimitrov with Daniel Mitov from the pro-Western GERB center-right party, raising concerns about Bulgaria's support for Ukraine. The caretaker government took office on April 9 after the dissolution of the previous pro-Western cabinet of Nikolay Denkov. Caretaker Prime Minister Dimitar Glavchev had requested Dimitrov's replacement following concerns about his stance on Ukraine. In contrast, Mitov is known for his consistently pro-Western and pro-Ukrainian positions. To read the original story by RFE/RL's Bulgarian Service, click here.