Name the Foreign Minister of Armenia who resigned over `unpopular` Karabakh ceasefire?

Name the Foreign Minister of Armenia who resigned over `unpopular` Karabakh ceasefire?

Explanation

Armenian Foreign Minister Zohrab Mnatsakanyan resigned from his post on November 16, 2020 in a sign of political fallout in the ex-Soviet republic after a ceasefire in the Nagorno Karabakh conflict that locked in territorial gains for Azerbaijan.