It was when NATO failed to offer Georgia a membership action plan in 2008, but left the door open, that Russia struck. Shortly thereafter, a joke started making the rounds in Finland. Vladimir Putin lands at Helsinki airport and proceeds to passport control. “Name?” asks the border guard. “Vladimir Vladimirovich Putin,” answers the Russian president. “Occupation?” asks the border guard. “No, just visiting,” answers Mr Putin. After Ukraine, says Risto Penttila, a Finnish policy expert, people stopped laughing.