Which preposition to use with koenigsberg

on Occurrences 1%

The University of Koenigsberg on September 18 conferred upon General von Hindenburg honorary doctors' degrees from all four of the departments of philosophy, theology, law and medicine, in recognition of his success against the Russian invader.

to Occurrences 1%

The German main defenses against Russia extended in a general line from Koenigsberg to Danzig, thence south along the Vistula to the great fortress of Thorn.

Which preposition to use with  koenigsberg