A former top US Army general has warned Vladimir Putin’s threats to bring a new war to Europe must be taken seriously. General David Petraeus said the Russian dictator “won’t be satisfied to stop with Ukraine.” Petraeus, who served in the forces for four decades, said Ukraine’s allies in the West must do more to help win the war against Putin. He added that the Baltic states would be the Russian leader’s next target. He told The Sun: “The Ukraine war could expand in the region if Putin succeeds in Ukraine. He wouldn’t be satisfied to stop with Ukraine. Moldova clearly would be next. After that…