Azerbaijan is seeking to equate the rights of the Azerbaijanis who were displaced from Armenia to those of Karabakh Armenians. Yerevan isn't having it.
Armenians had been using the road to bypass a blockade on the main road, the Lachin Corridor. The move drew a rare rebuke from the Russian peacekeepers.
The U.S. and Russia have both made high-level contact with Armenian and Azerbaijani officials as the rhetoric from Baku is getting increasingly bellicose.