This is stated in a message on the Kremlin's website.
It is noted that the leaders of the countries discussed the exacerbations that occurred in July on the Azerbaijani-Armenian state border.
Aliyev also congratulated Putin on the registration of the Russian vaccine against coronavirus.
On August 11, Russian leader Vladimir Putin announced the registration of a vaccine against COVID-19 in Russia.
It was named "Sputnik V".