2021–2022 Russo-Ukrainian crisis

The 2021–2022 Russo-Ukrainian crisis was a military buildup and international crisis between Russia and Ukraine. It started on March 3, 2021 and escalated in late 2021, when NATO told the Kremlin that they would support Ukraine. The crisis has caused international tension, also involving NATO, the European Union, the Lublin Triangle,^[4] the Union State, the Commonwealth of Independent States and the CSTO.

2021–2022 Russo-Ukrainian crisis
Part of the Russo-Ukrainian War
Map of the assessment of US intelligence on the movement of Russian troops near the border with Ukraine as of December 3, 2021. It is estimated that Russia has deployed about 70,000 troops, mostly at a distance of 100–200 km from the Ukrainian border. It is estimated that the number could increase to 175,000.
Date March 3, 2021 – 24 February 2022 Location Ukraine, Baltic Sea, Crimea,
Belligerents
Ukraine Supported by:  NATO  Italy  France  Czech Republic[a]  Estonia[b]  Latvia[c]  Lithuania[d]  Canada[e]  Poland[f]  Spain [g]  United States[h]  United Kingdom[i]	Russia Donetsk PR Luhansk PR Supported by:  Belarus  China  Syria  North Korea  Iran  Afghanistan  Pakistan (alleged by India)  South Ossetia  Abkhazia  Kazakhstan  Turkmenistan  Kyrgyzstan  Tajikistan  Iraq  Transnistria  Mali  Burkina Faso  Central African Republic  Sudan  Niger
Commanders and leaders
Volodymyr Zelensky Dmytro Kuleba Oleksii Reznikov Andrii Taran Valerii Zaluzhnyi Ruslan Khomchak Supported by: Jens Stoltenberg Emmanuel Macron Mario Draghi Joe Biden Boris Johnson Justin Trudeau Alar Karis Egils Levits Gitanas Nausėda Pedro Sánchez Andrzej Duda Miloš Zeman	Vladimir Putin Denis Pushilin Leonid Pasechnik Sergey Lavrov Sergey Shoygu Valery Gerasimov Supported by: Alexander Lukashenko Xi Jinping
Strength
209,000 Armed Forces 102,000 Paramilitary 900,000 Reserve Forces[1] Training mission: 200 (Operation Unifier)[1] 165 (JMTG-U)[2] 53 (Operation Orbital) 40 (JMTG-U) 26 (JMTG-U)	100,000[3] ≈ 20,000 ≈ 14,000

The crisis has been described as one of the most intense since the Cold War.^[5][6][7]

The crisis ended on 24 February 2022 when Russia invaded Ukraine.

Notes

1. Czech Republic sent weapons and instructors.'"`UNIQ--ref-00000001-QINU`"''"`UNIQ--ref-00000002-QINU`"'
2. Estonia sent weapons and instructors.'"`UNIQ--ref-00000004-QINU`"''"`UNIQ--ref-00000005-QINU`"'
3. Latvia sent weapons and instructors.'"`UNIQ--ref-00000007-QINU`"''"`UNIQ--ref-00000008-QINU`"'
4. Lithuania sent weapons and instructors.'"`UNIQ--ref-0000000A-QINU`"''"`UNIQ--ref-0000000B-QINU`"'
5. Canada sent instructors.'"`UNIQ--ref-0000000D-QINU`"'
6. Poland sent instructors.'"`UNIQ--ref-0000000F-QINU`"'
7. Spain sends two warships to the Black Sea and plans to send fighters to Bulgaria.'"`UNIQ--ref-00000011-QINU`"''"`UNIQ--ref-00000012-QINU`"'
8. The United States sent weapons and instructors.'"`UNIQ--ref-00000014-QINU`"''"`UNIQ--ref-00000015-QINU`"'
9. The UK sent weapons (specifically NLAW ATGMs) and instructors.'"`UNIQ--ref-00000017-QINU`"''"`UNIQ--ref-00000018-QINU`"'