The Armed Forces of the Russian Federation, commonly referred to as the Russian Armed Forces, are the military of Russia. In terms of active-duty personnel, they are the world's fifth-largest military force, with 1.15 million and at least two million reserve personnel. According to the United States' Central Intelligence Agency (CIA), "Russia plans to expand its active personnel force to 1.5 million by 2026, which will make it the third largest in the world, after China and India." The country has three primary branches of service: the Ground Forces, the Navy, and the Aerospace Forces, as well as two independent arms of service: the Strategic Rocket Forces and Airborne Forces. In addition, the Special Operations Forces Command was established in 2013, with an estimated strength in 2022 of 1,000, possibly with additional supporting staff.
The Russian Ground Forces, also known as the Russian Army, are the land forces of the Russian Armed Forces.
The Main Directorate of Intelligence of the Ministry of Defence of Ukraine, also known in English as the Defense Intelligence of Ukraine (DIU), is the military intelligence service of the Ukrainian government. It is an agency of the Ministry of Defence, not the General Staff of the Armed Forces of Ukraine.
The State Border Guard Service of Ukraine is the border guard of Ukraine. It is an independent law enforcement agency, organized by the Constitution of Ukraine as a military formation, the head of which is subordinated to the President of Ukraine.
The Ukrainian Ground Forces, also referred to as the Ukrainian army, are the land forces of Ukraine and one of the eight branches of the Armed Forces of Ukraine. They were formed from Ukrainian units of the Soviet Army after Ukrainian independence, and trace their ancestry to the 1917–22 army of the Ukrainian People's Republic.
The Ukrainian Air Assault Forces, known until 2017 as the Ukrainian Airmobile Forces are the airborne forces of Ukraine. After the Dissolution of the Soviet Union in 1991, several Ukraine-based units from the Soviet Airborne Forces were absorbed into the newly-created Ukrainian Ground Forces, where they remained until 2016, when they separated to become one of five branches of the Armed Forces of Ukraine. The Air Assault Forces are in constant combat readiness. They are the high-mobility branch of the military, responsible for air assaults and military parachuting operations. Before the Russo-Ukrainian War they were also the main forces sent by Ukraine to peacekeeping missions around the world. They are considered the elite of Ukraine's armed forces.
The Ministry of Defence of Ukraine is the ministry of the Ukrainian government that oversees national defence and the Armed Forces of Ukraine. The head of the ministry is the Minister of Defence. The President of Ukraine is the Supreme Commander-in-Chief of the Armed Forces of Ukraine.
The Chief of the General Staff is the head of the General Staff of the Ukrainian Armed Forces, the military staff of the Forces. He is appointed by the President of Ukraine.
The General Staff of the Armed Forces of Ukraine is the military staff of the Armed Forces of Ukraine. It is the central organ of the Armed Forces Administration and oversees operational management of the armed forces under the Ministry of Defence of Ukraine.
Valery Vasilyevich Gerasimov is a Russian army general serving as the Chief of the General Staff of the Russian Armed Forces and First Deputy Minister of Defence.
The Territorial Defence Forces are the military reserve component of the Armed Forces of Ukraine.
The Commander-in-Chief of the Armed Forces of Ukraine is the professional head of the Armed Forces of Ukraine. The position was created by President Volodymyr Zelenskyy on 28 March 2020, before which the Chief of the General Staff was the commander-in-chief.
Gennady Valeryevich Zhidko was a colonel general of the Russian Armed Forces. He was awarded the title Hero of the Russian Federation in 2017 for his service as chief of staff of Russian forces deployed to Syria. Following this assignment, Zhidko commanded the Eastern Military District and headed the Main Military-Political Directorate of the Russian Armed Forces.
Oleksandr Stanislavovych Syrskyi is a Ukrainian military officer. Holding the rank of colonel general, he has served as the commander-in-chief of the Armed Forces of Ukraine since 8 February 2024. Previously, he was the commander of the Ukrainian Ground Forces from 2019 to 2024, and the commander of the Joint Forces Operation from May to August 2019.
Valerii Fedorovych Zaluzhnyi is a Ukrainian four-star general who is currently serving as Ambassador of Ukraine to the United Kingdom. He served as the Commander-in-Chief of the Armed Forces of Ukraine from 27 July 2021 until 8 February 2024. He was also concurrently a member of the National Security and Defense Council of Ukraine.
This is the order of battle for the Russian invasion of Ukraine. It should not be considered completely up to date nor accurate, being based on open-source press reporting.
Oleksandr Oleksiiovych Pavliuk is a Ukrainian general serving as commander of the Ukrainian Ground Forces since 11 February 2024. He was a participant in the war in Donbas and the Ukrainian defense against the 2022 Russian invasion of Ukraine. On 14 February 2023 he was appointed First Deputy Minister of Defense.
Serhii Ivanovych Naiev is a Ukrainian lieutenant general who served as Commander of the Joint Forces of the Armed Forces of Ukraine from 2016 until 2024.
Operation Interflex is the operational code name for the British-led multinational military operation to train and support the Armed Forces of Ukraine. It is a successor to Operation Orbital (2015–2022) and began in July 2022. Unlike its predecessor, Operation Interflex takes place within the United Kingdom and is supported by contingents from international partners.
A general mobilization into the Armed Forces of Ukraine has been taking place in Ukraine since 2014.
Ukraine 
Ukrainian Armed Forces 
