Which preposition to use with shantung

in Occurrences 2%

Germany had seized a port in Shantung in consequence of the murder of two missionaries.

to Occurrences 1%

In answer to questions regarding the Shantung Settlement, Mr. Wilson said concerning my statement that his judgment was different from mine, that in his judgment the signatures could not have been obtained if he had not given Shantung to Japan, and that he had been notified that the Japanese delegates had been instructed not to sign the Treaty unless the cession of the German rights in Shantung to Japan was included.

Which preposition to use with  shantung