Author and Hoover Institution Senior Fellow Victor Davis Hanson claims US President Donald Trump exposed Europe’s weaknesses on defence, energy and borders. “There was a wound that was there, and Trump didn’t cause it; he tore out the scab and exposed it,” Mr Hanson told Sky News Digital Presenter Trum. “They were essentially unarmed; they’re trying to make that up now. “They sort of committed energy suicide, especially in Germany, by dismantling fossil fuel plants and nuclear plants. Their borders were open.”