by Andy Carling In politics timing is everything. As Greek Finance Minister Yanis Varoufakis was being rebuffed by Germany's Wolfgang Schaeuble, President Putin gave world leaders a masterclass in the art of politics. The Russian President phoned Greek Prime Minister Alexis Tsipras to invite him to the 9 May 'Victory Day' celebration of Germany's capitulation to the Red Army in 1945, part of the Kremlin's efforts to "restart Russian-Greeks relations." Tsipras is said to have accepted. In a statement, the Russians said the two discussed the situation in Ukraine, "South Stream and the Turkish Stream pipelines."