Tehran (IP)- The spokesman of Iran's Foreign Ministry has expressed concern over the new flare-up of violence on the border between Armenia and the Republic of Azerbaijan, calling on both sides to restrain and refrain from escalating the conflict.

Iran PressIran news: Saeed Khatibzadeh, on Tuesday, stressed the need for countries to respect the internationally recognized borders and called on Baku and Yerevan to resolve their differences through dialogue and peaceful means.

The spokesman described the tensions on the border between Armenia and the Republic of Azerbaijan as dangerous for peace in the region and stated: "Iran is ready to help the parties to resolve disputes and establish stability and security in the region."

In the new round of military conflicts between Armenian troops and the Republic of Azerbaijan, several Armenian soldiers were killed and captured.

Armenia said some of its troops were killed and two combat positions lost, while the Republic of  Azerbaijan said two of its soldiers were wounded.

Tensions escalated since the conflict ended in a shaky peace deal brokered by Russia.

On Tuesday, Armenia asked Russia to help defend its territorial sovereignty against Azerbaijan.

Armenia blamed Azerbaijani troops for the latest outbreak of fighting and said 12 soldiers had been captured.

The head of parliament's foreign relations committee Eduard Aghajanyan said as many as 15 soldiers may have died.

Azerbaijan claimed its forces had responded to an Armenian attack on its positions, but according to Armenia's foreign ministry, Azerbaijani forces attacked the eastern border as part of a policy that began in May to infiltrate two Armenian areas - Syunik in the south-east and Gegharkunik in the east.

Armenia's defense ministry said the situation on the eastern border remained "extremely tense."

Armenian Prime Minister Nikol Pashinyan called the situation relatively calm, and also extremely tense in general.