Armenia and Azerbaijan’s leaders met in the UAE last month, but no breakthrough in their decades-long conflict was reached.

United States President Donald Trump will host the leaders of Armenia and Azerbaijan for peace talks at the White House, a US official said.

The official told the Reuters news agency on Tuesday that there is a possibility a framework for a peace agreement could be announced at Friday’s meeting in Washington, DC.

The leaders of Armenia and Azerbaijan met in Abu Dhabi, in the United Arab Emirates, for peace talks last month, but no breakthrough in the decades-old conflict was announced.

The two South Caucasus countries have been in conflict with each other since the late 1980s, when Nagorno-Karabakh broke away from Azerbaijan with support from Armenia.