Ukraine’s outspoken ambassador to Germany, who has spent the last eight months urging more support for his besieged country and pounced on any sign of Germany wavering in its support, is on his way back to Ukraine, he tweeted on Saturday. Andriy Melnyk – who has drawn eyeballs with tweets questioning whether former chancellor Angela Merkel should be enjoying a vacation while Ukraine is under Russian attack and who told entrepreneur Elon Musk to “fuck off” after presenting a peace plan – had announced months ago that his term in Germany was coming to an end. He left his residence around 10 am (…