The six-week conflict between Azerbaijan and ethnic Armenian forces over the region and its surrounding areas was brought to a halt by a Russian-brokered ceasefire deal last month.
Masdar (Abu Dhabi Future Energy Company) has won a tender to build a $174 million utility-scale solar project in Armenia. The Armenian Government had implemented an international tender
According to the ministry, the fire broke out at around 01:30am on Thursday (2130 GMT Wednesday) in the village of Azat in Armenia's eastern Gegharkunik region. It said the cause of the fire was not yet established.
Azerbaijan and Armenia agreed on a deal with Russia to end weeks of fierce clashes over Nagorno-Karabakh on Tuesday, after Russian peacekeeping troops deployed to the war-ravaged enclave of the region.
Troops moved into the district of Aghdam, one of three due to be handed back, the Azerbaijan defence ministry said, a day after columns of Armenian soldiers and tanks rolled out of the territory.
"This is my house, I can't leave it to the Turks," as Azerbaijanis are often called by Armenians, said one resident as he threw burning wooden planks and rags soaked in gasoline into a completely empty house.
A ceasefire in the mountain territory of Nagorno-Karabakh was under severe strain on Tuesday after new clashes between Azeri and ethnic Armenian forces in their deadliest fighting since the 1990s.
Armenia and Azerbaijan have confirmed that their foreign ministers will come for talks to Moscow, the RIA news agency cited Russia's foreign ministry as saying on Friday.
Azerbaijan's President Ilham Aliyev has repeatedly said there would be no halt to fighting until Armenian troops withdraw and vowed to continue the intervention until his army captured all of Karabakh.