If the polls hold, Sunday’s general election in Sofia will deliver a victory to Rumen Radev, the former president whose nine years in office were defined by his opposition to weapons for Ukraine, his hostility toward EU sanctions on Russia, and his attempts to slow Bulgaria’s entry into the eurozone.   A government built around Radev would likely end Bulgarian ammunition flows to Kyiv, weaken Bulgaria’s diversification away from Russian gas, and hand the EU a new sanctions blocker days after