The 92nd Assault Brigade "Ivan Sirko", abbreviated 92 OShBr, is a formation of the Ukrainian Ground Forces. Its honorific name is after Cossack military leader Ivan Sirko. The unit was formed in 1999 as the 6th Mechanized Division based on the 6th Division of the National Guard of Ukraine. In 2000 it was reorganized as the 92nd Mechanized Brigade. Following the Russo-Ukrainian war and the 2015 decommunization in Ukraine, the brigade's Soviet honors and heritage were purged.
The 200th Separate Guards Motor Rifle Brigade is a military formation of the 14th Army Corps, part of the Northern Military District, based at Pechenga in Murmansk Oblast. The brigade was formed from the 131st Motor Rifle Division in 1997 and was one of the two Russian Arctic warfare brigades.
Arsen Borysovych Avakov is a Ukrainian statesman and politician of Armenian origin. Minister of Internal Affairs of Ukraine in 2014–2021. Member of Parliament of Ukraine (2012–2014), Chairman of the Kharkiv Regional State Administration (2005–2010), Member of the National Security and Defense Council of Ukraine, Member of Euro 2012 Organizing Committee (2007). Member of the National Union of Journalists of Ukraine. Honored Economist of Ukraine (2007).
From the end of February 2014, demonstrations by Russian-backed, pro-Russian, and anti-government groups took place in major cities across the eastern and southern regions of Ukraine in the aftermath of the Euromaidan and the Revolution of Dignity, which resulted in the ousting of Russian-leaning President Viktor Yanukovych. The unrest, which was supported by Russian military and intelligence, belongs to the early stages of the Russo-Ukrainian War.
The National Guard of Ukraine is the Ukrainian national gendarmerie and internal military force. It is part of the Ministry of Internal Affairs, responsible for public security. Originally created as an agency under the direct control of the Verkhovna Rada on 4 November 1991, following Ukrainian independence, it was later disbanded and merged into the Internal Troops of Ukraine in 2000 by then-President Leonid Kuchma as part of a "cost-saving" scheme. Following the 2014 Revolution of Dignity, amidst the Russian intervention, the National Guard was re-established, and the Internal Troops were disbanded.
The People's Militia of the Donetsk People's Republic and People's Militia of the Luhansk People's Republic are pro-Russian paramilitaries in the Donbas region of eastern Ukraine, under the overall control of the Russian Federation. They are also referred to as Russian separatist forces or Russian proxy forces. They were affiliated with the self-declared Donetsk People's Republic (DPR) and Luhansk People's Republic (LPR) during the war in Donbas (2014–2022), the first stage of the Russo-Ukrainian War. They then supported the Russian Armed Forces against the Ukrainian Armed Forces during the 2022 Russian invasion. In September 2022, Russia annexed the DPR and LPR, and began integrating the paramilitaries into its armed forces. They are designated as terrorist groups by the government of Ukraine.
The Armed Forces of Ukraine are the military forces of Ukraine. All military and security forces, including the Armed Forces, are under the command of the President of Ukraine and subject to oversight by a permanent Verkhovna Rada parliamentary commission. They trace their lineage to 1917, while the modern armed forces were formed after Ukrainian independence in 1991.
The Azov Assault Brigade is a formation of the National Guard of Ukraine formerly based in Mariupol, in the coastal region of the Sea of Azov, from which it derives its name. It was founded in May 2014 as the Azov Battalion, a volunteer paramilitary militia under the command of Andriy Biletsky to fight pro-Russian forces in the war in Donbas. It was formally incorporated into the National Guard on 11 November 2014, and redesignated Special Operations Detachment "Azov", also known as the Azov Regiment. In February 2023, the Ukrainian Ministry of Internal Affairs announced that Azov was to be expanded as a brigade of the new Offensive Guard.
The Sich Battalion, officially known as the 4th Sich Company of the Kyiv Regiment, is a Ukrainian special police battalion consisting of volunteers from Kyiv. The unit was formed in June 2014 by volunteers from the far-right party Svoboda at the start of the war in Donbas.
Territorial defence battalions were volunteer military units of the Armed Forces of Ukraine under the auspices of the Ukrainian Ministry of Defence in 2014–2015. They should not be confused with the volunteer units of Special Tasks Patrol Police of Ukraine created along with territorial defense battalions, but under the auspices of the Ministry of Interior. Together, they are both collectively known as the Ukrainian volunteer battalions. The battalions were established in mid-2014, during the early stages of the war in Donbas, to combat the pro-Russian separatists and the forces of the Donetsk People's Republic, Luhansk People's Republic, and the United Armed Forces of Novorossiya. 32 volunteer territorial defence battalions were formed.
The Sparta Battalion is a Russian people's militia military unit of the Russian republic of Donetsk People's Republic (DPR) in eastern Ukraine. They were integrated into the Russian Armed Forces in 2022. The unit has been fighting against the Armed Forces of Ukraine in the Donbas war and the 2022 Russian invasion. Formed in 2014, it was initially led by the Russian-born Arsen Pavlov until his death in October 2016, and then by Vladimir Zhoga, from Sloviansk, until his death in March 2022.
The Statue of Lenin in Kharkiv was a sculpture monument to Vladimir Lenin, located in Freedom Square, Kharkiv, Ukraine, that was toppled and demolished in 2014. It was the largest monument to Lenin in Ukraine, designed by Alexander Sidorenko after entering an open competition to design the monument in 1963, in the lead up to the anniversary of the October Revolution.
Special Group "Alpha" is an elite Ukrainian special forces, branch of the Security Service of Ukraine; and a successor of the Soviet Union's Alpha Group. Group Alpha is one of the top divisions of the special forces of Ukraine.
Operational Command East is a formation of the Ukrainian Ground Forces in eastern Ukraine. Its headquarters is currently located in Dnipro.
The 14th Mechanized Brigade "Prince Roman the Great" is a unit of the Ukrainian Ground Forces formed in December 2014. It is based in Volodymyr as part of Operational Command West. The brigade has been actively participating in the ongoing conflict in eastern Ukraine, as a result of the Russian invasion in 2022.
The 47th Guards Tank Division is a formation of the Russian Ground Forces. The 6th Tank Brigade fought in the war in Donbas of 2014–2015.
The Special Police Forces is a Ukrainian volunteer corps of law enforcement units, part of the Ministry of Internal Affairs of Ukraine. It was originally created for prevention of criminal encroachment and defence of civil order on 15 April 2014, following the Russian invasion of Ukraine. During the ongoing war in Donbas, the forces of the Special Tasks Patrol Police have fought against pro-Russian separatists as a paramilitary force.
The Territorial Defence Forces are the military reserve component of the Armed Forces of Ukraine.
The following outline is provided as an overview of and topical guide to the Russo-Ukrainian War:
Ukraine 
