Question

which government stepped in to assist serbia in building a larger pan - slavic state in the balkans that made austria - hungary very nervous? germany russia bulgaria austria - hungary rewatch skip

Explanation:

Russia, as a Slavic-majority power, advocated for Pan-Slavism and supported Serbia's efforts to create a larger Pan-Slavic state in the Balkans. This threatened Austria-Hungary's territorial and political interests in the region, causing tension between the two powers.

Answer:

Russia