Karl Theodor Maria Nikolaus Johann Jacob Philipp Franz Joseph Sylvester Freiherr von und zu Guttenberg , known as Karl-Theodor zu Guttenberg was a German politician , he was born in Munich , Bavaria on 5 December 1971 . Karl-Theodor Freiherr zu Guttenberg ( full name : Karl Theodor Maria Nikolaus Johann Jacob Philipp Franz Joseph Sylvester Freiherr von und zu Guttenberg ; born 5 December 1971 ) is a German politician of the Christian Social Union ( CSU ) .