Mayraberd or Askeran Fortress in Nagorno-Karabakh
The renewed conflict in Nagorno-Karabakh is a combination of external and internal factors – with Armenia’s leadership wanting to appear more nationalistic being one of the latter | Foto: Flickr, Adam Jones | CC BY-SA 2.0

Nagorno-Karabakh: Why did the Second Armenia-Azerbaijan War Start?

The “frozen” Nagorno-Karabakh conflict between Armenia and Azerbaijan existed for 26 years being neither at war nor at peace, with no diplomatic relations. What has changed over the past years so that a new all-out war erupted unexpectedly between the conflict parties in late September: military balance, geopolitical balance – or what else?