Perm City Duma deputy Sergei Medvedev, who was expelled from Russia’s Communist Party over an online post where he criticized the invasion of Ukraine and President Vladimir Putin, has fled the country, the politician told The Moscow Times on Thursday. Medvedev said he faced backlash from inside his party and from Russian pro-war groups after he shared a post on the social media network Vkontakte. “I want the war to end! I want to see Russia free from Putin’s shackles,” read the post, which was published in December. “May cruel punishment befall all those responsible for hundreds of thousands o…