The M-1978 Koksan, officially known as the Chuch'ep'o, is a North Korean self-propelled 170 mm (6.7 in) gun based on the Type 59 tank chassis.
Casualties in the Russo-Ukrainian War include six deaths during the 2014 annexation of Crimea by the Russian Federation, 14,200–14,400 military and civilian deaths during the War in Donbas, and up to 1,000,000 estimated casualties during the Russian invasion of Ukraine till mid-September 2024.
On 24 February 2022, Russia invaded Ukraine in a major escalation of the Russo-Ukrainian War, which had started in 2014. The invasion, the largest and deadliest conflict in Europe since World War II, has caused hundreds of thousands of military casualties and tens of thousands of Ukrainian civilian casualties. As of 2024, Russian troops occupy about 20% of Ukraine. From a population of 41 million, about 8 million Ukrainians had been internally displaced and more than 8.2 million had fled the country by April 2023, creating Europe's largest refugee crisis since World War II.
Ukraine's easternmost oblasts, Donetsk, Luhansk, and Kharkiv, have been the site of an ongoing theatre of operation since the start of the Russian invasion of Ukraine in February 2022.
The battle of Avdiivka was a major battle between the Russian and Ukrainian Armed Forces for control of Avdiivka, a city in Donetsk Oblast, during the Russian invasion of Ukraine. After more than a year and a half of intermittent fighting along the city's outskirts, Russian forces launched an offensive to capture Avdiivka on 10 October 2023, resulting in what was considered one of the bloodiest and fiercest battles of the war.
There have been attacks in mainland Russia as a result of the Russian invasion of Ukraine, which began on 24 February 2022. The main targets have been the military, the arms industry and the oil industry. Many of the attacks have been drone strikes, firebombing, and rail sabotage. The Ukrainian intelligence services have acknowledged carrying out some of these attacks. Others have been carried out by anti-war activists in Russia. There have also been cross-border shelling, missile strikes, and covert raids from Ukraine, mainly in Belgorod, Kursk, and Bryansk oblasts. Several times, Ukrainian-based paramilitaries launched incursions into Russia, captured border villages and battled the Russian military. These were carried out by units made up mainly of Russian emigrants. While Ukraine supported these ground incursions, it denied direct involvement.
The battle of Huliaipole is an ongoing military conflict between the Armed Forces of Russia and the Armed Forces of Ukraine over the city of Huliaipole, in central Zaporizhzhia Oblast.
The Kraken Regiment is a Ukrainian military volunteer unit, part of the spetsnaz units of the Main Directorate of Intelligence of Ukraine (HUR) formed in 2022 as a response to the Russian invasion of Ukraine.
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.
The 115th Mechanised Brigade is a brigade of the Ukrainian Ground Forces formed in 2022.
Bilateral relations between North Korea and Ukraine were suspended in July 2022 due to the North Korea's recognition of the separatist Donetsk People's Republic and Luhansk People's Republic in eastern Ukraine.
On 10 May 2024, the Russian Armed Forces began an offensive operation in Ukraine's Kharkiv Oblast, shelling and attempting to breach the defenses of the Ukrainian Armed Forces in the direction of Vovchansk and Kharkiv. The Guardian reported that the offensive has led to Russia's biggest territorial gains in 18 months. By early June the Russian offensive stalled, with The Guardian reporting that the situation on the frontline had been "stabilized." Ukrainian forces then began small-scale counterattacks, which reportedly recaptured its first settlement on 19 June.
The 155th Separate Mechanized Brigade was a brigade of the Ukrainian Ground Forces formed in 2024. On 4 January 2025, the brigade had been effectively disbanded due to high casualties and mass desertion. Remaining soldiers and equipment were assigned to other brigades.
This timeline of the Russian invasion of Ukraine covers the period from 1 August to 31 December 2024.
On 6 August 2024, during the Russian invasion of Ukraine as part of the Russo-Ukrainian War, the Armed Forces of Ukraine launched an incursion into Russia's Kursk Oblast and clashed with the Russian Armed Forces and Russian border guard. According to Russia, at least 1,000 troops crossed the border on the first day, supported by tanks and armored vehicles. A state of emergency was declared in Kursk Oblast, and Russian reserves were rushed to the area. On 10 August, Russian authorities introduced a "counter-terrorist operation" regime in Kursk, Belgorod and Bryansk oblasts. By the end of the first week, the Ukrainian military said it had captured 1,000 km2 (390 sq mi) of Russian territory, while Russian authorities acknowledged that Ukraine had captured 28 settlements. By early October, the advance of Ukraine had stalled. In October and the first half of November, Russian forces retook around half of the territory occupied by Ukraine in its furthest advance during the offensive. Ukraine established a military administration for the territory under its control on 15 August 2024.
During the Russo-Ukrainian War and Russian invasion of Ukraine, the Armed Forces of Ukraine occupied parts of Russia's Kursk Oblast. It was the first time since World War II that Russian territory was occupied by a foreign military. Ukrainian forces occupied several settlements, including the town of Sudzha. The occupation was an outcome of the Ukrainian incursion of the Kursk Oblast that began on 6 August 2024.
On 18 July 2024, Russian forces began an offensive with the goal of capturing the strategically important city of Pokrovsk. Pokrovsk serves as an important supply route and as a transportation hub for the Ukrainian Armed Forces. Ukrainian soldiers on this part of the front are mostly made of poorly trained conscripts who reportedly had little to no training. Many Ukrainian conscripts had been reported to have deserted over the course of the offensive. The increased level of desertion has resulted in Ukrainian commanders increasing the use of blocking detachments. One Ukrainian commander told CNN that Ukrainian soldiers around Pokrovsk have been given orders to shoot unidentified persons on sight.
The battle of Kurakhove was a battle for control of the city of Kurakhove and the surrounding area between the Russian Armed Forces and the Ukrainian Armed Forces.
North Korea has been involved in the Russo-Ukrainian War since 2022, when it supported Russia by recognizing the self-proclaimed Donetsk People's Republic and Lugansk People's Republic. In the fall of 2024, North Korea reportedly sent military personnel to Russia who fought against Ukraine for Russia in Russian uniforms and under Russian command.
This timeline of the Russian invasion of Ukraine covers the period from 1 January 2025 to the present day.
Russia 
Airborne Troops