A rift has developed between Russia and Azerbaijan, which have had long political, economic and cultural ties.

The Kremlin has been left stunned after a former key ally has said it is planning to quit a Russian-backed military alliance.

Recent arrests of each other's citizens by Russia and Azerbaijan could trigger a conflict that sucks in Armenia, Turkey, Iran ...

Azerbaijan’s public pushback against Russia—from arrests to propaganda raids—signals a dramatic shift in the balance of power ...

Analyzing the complex political and economic dynamics between Russia, Azerbaijan, and other nations in the South Caucasus ...

Soviet republic aims to play a bigger role in the Caucasus and is willing to upset Moscow and Tehran in the process, analysts ...

Deaths in custody, media offices raided, and beaten and bloodied suspects paraded in court — relations between Russia and ...

Azerbaijan has been pushing back against Russian dominance in the Caucasus region, seeking closer ties with Turkey and Israel ...

The rift, provoked by the deaths of two ethnic Azerbaijanis in Russian custody, was the latest in a series of spats that revealed a deeper diplomatic rift between the former allies.

Azerbaijan demanded on Wednesday that Russia punish those responsible for the deaths of two Azerbaijani men in police custody ...

Once strategic partners in the post-Soviet order, Russia and Azerbaijan are drifting into open hostility. From diplomatic ...

The Russia-Azerbaijan tensions have reached a point where both countries are targeting each other's civilians.