 A remark attributed to him that he would gladly assassinate again was interpreted as a threat to Hitler, but he was released when he promised to take no action against Hitler.In June 1945, he was killed in a traffic accident in Salzburg.On 10 July 1934, he married his distant cousin Maria Gabrielle Countess ("Gräfin") von Arco-Zinneberg, daughter of Count Joseph von und zu Arco-Zinneberg (great-grandson of Maria Leopoldine of Austria-Este) and Princess Wilhelmine von Auersperg.