October 1999 he became the first directly elected mayor of Cologne, but he only held that office for six months when he died suddenly in March 2000.
He received his Abitur at Dreikönigsgymnasium and studied law at the University of Cologne.
Blum joined the Christian Democratic Union in 1964 and was a member of the city council since 1984.
Shortly before his election as mayor he adopted his long-time nickname as official first name and was henceforth Harry Johannes Jacob Blum.
You can help Wikipedia by expanding it.This biography article about a member of the Christian Democratic Union of Germany (CDU) is a stub.