  blagoveshchensk (, lit. the city of good news) is a city and the administrative center of amur oblast, russia, located at the confluence of the amur and zeya rivers, opposite to the chinese city of heihe. population:  the amur has formed russia's border with china since the 1858 aigun treaty and 1860 treaty of peking. the area north of the am
Amur_Oblast_(Russian_Empire) Blagoveshchensk ChinaaRussia_border_crossings Populated_places_established_in_1856 Qing_dynasty