Armenia’s prime minister has called his country’s security relationships “ineffective,” in a swipe at Russia after Azerbaijan claimed the breakaway province of Nagorno-Karabakh following a swift military campaign.

The crisis in Nagorno-Karabakh has come amid a sharp deterioration in the relationship between historic allies Armenia and Russia, and has been amplified by sometimes incendiary commentary from prominent individuals in Moscow.

The Nagorno-Karabakh leadership said the region's 120,000 Armenians did not want to live as part of Azerbaijan for fear of persecution and ethnic cleansing. Those with fuel started to drive down the Lachin corridor.

Azerbaijan sent troops backed by artillery strikes into Armenian-controlled Nagorno-Karabakh on Tuesday in an attempt to bring the breakaway region to heel by force, raising the threat of a new war with its neighbour Armenia.

Karabakh, is this the next crisis for Azerbaijan and Armenia - After Azerbaijan’s military offensive regained full control of the breakaway Nagorno-Karabakh region, another dispute is looming on the h

The explosion at a fuel storage facility near the regional capital of Stepanakert wounded more than 200 people, Nagorno-Karabakh human rights ombudsman Gegham Stepanyan tweeted. It was not immediately clear what caused the blast,

Thousands of Armenians streamed out of Nagorno-Karabakh after the Azerbaijani military reclaimed full control of the breakaway region while Turkish President Recep Tayyip Erdogan visited Azerbaijan Monday in a show of support to its ally.