In 1881, Bismarck declared that it was in Greece’s best interest to maintain friendly relations with the Albanians, who were a natural ally against the Slav and Turk.

Reference

Rodenberg, Julius. Deutsche Rundschau. Vol. 147. Citing: Journal des Débats, March 26, 1879; and Otto von Bismarck, February 1881, on Albanian-Greek relations.