Question

Why did Britain, France, and Russia form a Triple Entente? to support Austrian expansion in the Balkans to strengthen their alliance formed during colonial expansion to respond to Germany's imperialism and military build up to prevent Italy from aligning with Austria-Hungary and Germany

Answer 1

To respond to Germany's imperialism and military build-up

Step-by-step explanation:

Answer 2

The primary reason that Britain, France, and Russia formed a Triple Entente was "to respond to Germany's imperialism" which was born primarily from nationalism.