Luhansk Oblast, also referred to as Luhanshchyna (Луганщина), is the easternmost oblast (province) of Ukraine. Its administrative center is the city of Luhansk. The oblast was established in 1938 and bore the name Voroshilovgrad Oblast until 1958 and again from 1970 to 1991. It has a population of 2,102,921.
Sievierodonetsk, also spelled Severodonetsk, is a city in Luhansk Oblast, eastern Ukraine. It is located to the northeast of the left bank of the Donets river and approximately 110 km (68 mi) to the northwest from the administrative center of the oblast, Luhansk. Sievierodonetsk faces neighbouring Lysychansk across the river. The city, whose name comes from the above-mentioned river, had a population of 99,067, making it then the second-most populous city in the oblast. Since June 2022, it has been militarily occupied and administered by Russia.
Rubizhne is a city in Luhansk Oblast, in the Donbas region of eastern Ukraine. Situated on the left bank of the Donets River near the cities of Sievierodonetsk and Lysychansk. Prior to 2020, it was a city of oblast significance, before the designation was abolished.
Popasna is a city in Sievierodonetsk Raion, Luhansk Oblast, Ukraine. It is the administrative center of Popasna urban hromada, one of the hromadas of Ukraine. In 2018, it was estimated that it had a population of 20,600 people.
Kreminna is a city in Sievierodonetsk Raion, Luhansk Oblast, eastern Ukraine. Prior to 2020, it served as the administrative center of former Kreminna Raion. Its population was estimated at 18,116, as of January 2022.
Hirske is a city in Sievierodonetsk Raion, Luhansk Oblast, eastern Ukraine. It is the administrative center of Hirske urban hromada, one of the hromadas of Ukraine. Its population is 9,100.
The war in Donbas, or Donbas war, was a phase of the Russo-Ukrainian War in the Donbas region of Ukraine. The war began in April 2014, when a commando unit headed by Russian citizen Igor Girkin seized Sloviansk in Donetsk oblast. The Ukrainian military launched an operation against them. The war continued until subsumed by the Russian invasion of Ukraine in 2022.
The Luhansk People's Republic or Lugansk People's Republic is a republic of Russia in the occupied parts of eastern Ukraine's Luhansk Oblast, with its capital in Luhansk. The LPR was proclaimed by Russian-backed paramilitaries in 2014, and it initially operated as a breakaway state until it was annexed by Russia in 2022. The entire territory of LPR is viewed as sovereign territory of Ukraine by nearly all UN member states.
Novoaidar is a rural settlement in Shchastia Raion, Luhansk Oblast, in the Donbas region of eastern Ukraine. Resirence of Novoaidar settlement hromada. Novoaidar is 57km, by road from regional centre Luhansk, 43km from Sieverodonetsk, and 747km from Kyiv. Novoaidar is located on the river Aidar, and is on Highway H21, which runs from Donetsk to Starobilsk.
Ukraine's easternmost oblasts, Donetsk, Luhansk, and Kharkiv, are the site of a theatre of operation in the ongoing Russian invasion of Ukraine.
The battles of Sievierodonetsk were a series of battles between Ukrainian troops and Luhansk People's Republic formations during the war in Donbas in and around the Eastern Ukrainian cluster of cities of Rubizhne, Lysychansk, and Sieverodonetsk for control.
The battle of Donbas was a military offensive that was part of the wider eastern Ukraine campaign of the Russian invasion of Ukraine. The offensive began on 18 April 2022 between the armed forces of Russia and Ukraine for control of the Donbas region. Military analysts consider the campaign to have been the second strategic phase of the invasion, after Russia's initial three-pronged attack into Ukraine.
The battle of Sievierodonetsk was a military engagement in the wider battle of Donbas of the eastern Ukraine campaign during the Russian invasion of Ukraine.
Bilohorivka is a rural settlement in Sievierodonetsk Raion, Luhansk Oblast, eastern Ukraine. It is located in Lysychansk urban hromada, one of the hromadas of Ukraine. It is located approximately 88 kilometres (55 mi) northwest from the centre of Luhansk and 25 kilometres (16 mi) west-south-west from Sievierodonetsk. The population is 808.
The battle of Popasna was a military engagement during the eastern Ukraine campaign as part of the battle of Donbas. The city came under Russian control on 7 May 2022.
The battle of the Siverskyi Donets was a series of military engagements which took place in May 2022, most notably from 5 to 13 May, on the Lyman–Sievierodonetsk front of the battle of Donbas. It was part of the wider eastern Ukraine offensive during the Russian invasion of Ukraine.
The battle of Lysychansk was a military engagement between Russia and Ukraine in the wider battle of Donbas of the eastern Ukraine campaign during the Russian invasion of Ukraine. By May 2022, Lysychansk and its twin city of Sievierodonetsk were the two largest cities of the Luhansk Oblast not under Russian control. Russian forces launched an assault on Sievierodonetsk in May where a fierce battle occurred until late June, when Ukrainian forces withdrew from the city. Fighting then continued as Russian forces started to attack Lysychansk across the Donets River.
The first battle of Lyman was a military engagement during the Russian invasion of Ukraine, as part of the battle of Donbas in the wider eastern Ukraine offensive. It began on 23 May and ended on 27 May 2022.
The second battle of Lyman was a military engagement during the Russian invasion of Ukraine, as part of the 2022 Kharkiv counteroffensive. By 30 September, Ukrainian forces had closed in on the city after crossing the Siverskyi Donets River, advancing along Lyman's southern and eastern flanks while capturing land northwest of the settlement, allowing Ukrainian forces to cut off the only road left supplying the occupying forces from the north. On 1 October, Ukrainian forces entered Lyman after a Russian withdrawal.
Since 19 September 2022, a military campaign has taken place along a 60-km frontline in western parts of Luhansk Oblast and far-eastern parts of Kharkiv Oblast amid the Russian invasion of Ukraine. Also known as the Svatove–Kreminna line or the Kupiansk–Svatove–Kreminna–Bilohorivka line after the major settlements along the front, the campaign began a day after the Ukrainian Army recaptured the nearby city of Lyman during the Kharkiv counteroffensive after of which the front line froze over the next few months.
Ukraine 
