Former Bulgarian President Rumen Radev was formally named Bulgaria’s new prime minister on Thursday, cementing a landslide election victory that shattered the country’s long-fractured political order. Radev’s newly formed Progressive Bulgaria party secured the first outright parliamentary majority since 1997 in the April 19 vote, ending years of unstable coalitions and repeat votes in the EU member state. The country’s parliament on Thursday approved his appointment as prime minister and signed