In 1982 the Soviet Union introduced a road classification system with M, A and R designations. This map shows all the M and A roads in the Caucasus region, highlighting Armenia. After its independence from the USSR Armenia initially maintained these routes, changing their system and road numbers in later years
<a href="//commons.wikimedia.org/wiki/User:Labrang" title="User:Labrang">Labrang</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>