Dual Alliance


noun

the alliance between France and Russia (1890), strengthened by a military convention (1892–93) and lasting until the Bolshevik Revolution in 1917.
the alliance between Germany and Austria-Hungary against Russia 1879–1918.

British Dictionary definitions for dual alliance

Dual Alliance

noun

the alliance between France and Russia (1893–1917)
the secret Austro-German alliance against Russia (1879) later expanded to the Triple Alliance