until 23 February: Viktor Yanukovych
23 February-7 June: Oleksandr Turchynov
starting 7 June: Petro Poroshenko
Prime Minister: Arseniy Yatsenyuk (starting 27 February)
January 11 - Yuri Lutsenko, one of the leaders of the protests, is injured during clashes with the police.
January 19 - New violent clashes erupt in Ukraine as a reaction to new strict anti-protest laws.
January 20 - Violence spreads in Kiev as protesters clash with police.
January 21 - Violent clashes occur for a second day between protesters and police in Kiev.
January 22 – At least five people are shot dead and hundreds injured as demonstrators clash with police over new laws limiting the right to protest in Ukraine.
January 24 - Unrest in the Ukraine spreads to the cities of Khmelnitsky, Zhytomyr, Cherkasy, Lviv (Lvov), Ternopil, Ivano-Frankivsk, Lutsk, Rivne and Chernivtsi. In Rivne and Lviv, the offices of the governors were broken into; the Lviv regional governor was forced to sign a letter of resignation.
January 28 – Euromaidan
Ukrainian Prime Minister Mykola Azarov submits his resignation to President Viktor Yanukovych in a bid to defuse the conflict in Ukraine.
Ukrainian President Viktor Yanukovich accepts the resignation of Prime Minister Nikolay Azarov and his cabinet; the cabinet will continue to work until a new government is formed.
Parliament repeals anti-protest laws which had led to protests.
February 1 - Activist Dymtro Bulatov reappears after allegedly being tortured by the government.
February 4 – At least 13 people die and five others are injured when a commuter train slams into a shuttle bus in Sumy Oblast, Ukraine.
February 7 - A man attempts to hijack a Pegasus Airlines flight from Kharkiv, and demands to be flown to Sochi; the pilots turned off the inflight monitors and landed in Istanbul, Turkey, where the passenger was arrested.
February 15 - French pole vaulter Renaud Lavillenie breaks Sergey Bubka's 21-year-old record with a 6.16 metres leap in Donetsk.
February 16 - Anti-government protesters in Ukraine end a two-month occupation of Kiev’s city hall, following an amnesty offer aimed at easing a standoff over President Viktor Yanukovych’s rule.
February 18 - Violent clashes between police forces and opposition demonstrators reignite in Kiev. The death toll rises to 14, six of them policemen who were shot dead during the confrontation.
February 18 – Seven miners are killed and nine injured in an explosion at the Pivnichna coal mine in Ukraine's Donetsk Oblast.
February 19 - Euromaidan
After protesters had resisted the police, opposition and President Viktor Yanukovych hold talks and reach a truce. The toll of riots over the past couple of days is at least 25 dead and 241 injured.
The President of Ukraine Viktor Yanukovych sacks Volodymyr Zamana as Chief of the General Staff of the Armed Forces of Ukraine; replacing him with Yuriy Ilyin.
In a few cities in Western Ukraine anti-government protesters seize government buildings.
February 20 – Euromaidan
A shaky truce is broken with police and protesters renewing clashes on Kiev's Maidan Nezalezhnosti, with scores of deaths reported.
The mayor of Kiev, Volodymyr Makeyenko, announces he is stepping down from his post and leaving the Ukraine's ruling party Party of Regions.
The European Union imposes sanctions against Ukraine including asset freezes and visa bans.
At least 77 people are dead and large parts of Kiev's occupied Independence Square are burning after a bloody escalation of Ukraine's three-month political crisis.
February 20 - Alpine skier Bogdana Matsotska of the Ukraine olympic team decides to pull out of the Winter Games in Sochi, as widespread anti-government protests back home leave dozens dead and hundreds injured.
February 21 - The Ukrainian government and opposition agree to form a unity government and to hold early elections.
February 22 – Euromaidan
The Parliament of Ukraine removes President Viktor Yanukovych from office and frees ex-Prime Minister Yulia Tymoshenko. The dismissed President describes measures taken by the Parliament as a "coup".
Protesters claim control of the capital Kiev with reports that President Viktor Yanukovych has fled to eastern Ukraine.
Ukrainian economist and writer Oleksandr Turchynov is voted Speaker of the Parliament, and in that capacity acting President of Ukraine.
February 23 - Former Ukrainian President Viktor Yanukovych is blocked by Ukraine's customs in Donetsk from taking a plane to Russia.
February 24 - 2014 Ukrainian revolution
The European Commission recognizes Oleksandr Turchynov as Ukraine‘s legitimate interim president.
Ukrainian economist and banker Stepan Kubiv, who worked as one of the commandants for the EuroMaidan demonstrations, is selected as governor of the National Bank of Ukraine.
An arrest warrant is issued for the former President Viktor Yanukovych and other officials for their alleged role in killing protesters.
February 25 - The United States administration formally declares that it no longer recognizes Viktor Yanukovych as Ukraine’s president as "his actions have undermined his legitimacy".
February 25 - The Parliament of Ukraine removes the five-pointed red star from its spire in a measure aimed at erasing the nation’s Soviet legacy.
February 26 - 2014 Ukrainian revolution
Ukraine's interim President Oleksandr Turchynov formally becomes the Supreme Commander of the Armed Forces of Ukraine.
Ukraine's acting interior minister Arsen Avakov says the elite Berkut police unit, blamed for the deaths of protesters, has been disbanded.
February 26 - The President of Russia, Vladimir Putin, orders snap military exercises near the Ukraine border.
February 27 - 2014 Crimean crisis
The Parliament of Ukraine’s Autonomous Republic of Crimea announces a referendum to determine the region’s future and ousts the regional government.
Ousted President Viktor Yanukovich, whose whereabouts remained unknown before he turned up in Russia, issues a statement saying that he is still the legitimate president and "ready to fight to the end" to fulfill his deal with the opposition.
Around 50 armed men bearing Russian national symbols seize the building of the Supreme Council of Crimea following clashes between the ethnic Tatar and Russian protesters. The interim authorities of Ukraine put security forces on alert.
The Verkhovna Rada or parliament of Ukraine appoints Arseniy Yatsenyuk as the Prime Minister of Ukraine.
February 27 - The Autonomous Republic of Crimea has announced that it plans to hold a referendum for independence the same day as the elections in Ukraine.
February 28 - 2014 Crimean crisis
Members of the Russian Parliament propose new laws that would make it easier for Russia to incorporate parts of Ukraine.
Russia finally confirms that it has moved troops in Ukraine's Crimea region to protect its own interests.
Mykhailo Kutsyn is appointed Chief of the General Staff and Commander-in-Chief of the Armed Forces of Ukraine.
Acting General Prosecutor General Oleh Makhnitsky formally calls on Russia to extradite ousted President Viktor Yanukovych along with 10 other figures; the list includes former Prosecutor General Viktor Pshonka, former Interior Minister Vitaliy Zakharchenko, Yanukovich aide Andriy Klyuyev, and former Justice Minister Olena Lukash.
Interim President of Ukraine Oleksandr Turchynov says the Russian military is "directly involved" in the crisis in Crimea, while Interior Minister Arsen Avakov describes the events as "a military invasion and occupation".
News agency Interfax-Ukraine reports that armed pro-Russian men have taken over control of two airports, among which Simferopol International Airport, and raised the Russian Navy flag.
March 1 – Amid tensions in Ukraine's Crimea, the Federation Council of Russia authorizes President Vladimir Putin to use force.
March 11 - The Crimean parliament and the Sevastopol City Council issued a letter of intent to unilaterally declare independence from Ukraine.
March 16 - Official results of the Crimean status referendum show a large majority (reported as 96.77% of the 81.36% of the population of Crimea who voted) voted in favour of independence of Crimea from Ukraine and joining Russia as a federal subject.
March 18 - The self-proclaimed independent Republic of Crimea signed a treaty of accession to the Russian Federation. The accession was granted but separately for each the former regions that composed it: one accession for the Autonomous Republic of Crimea as a republic, and another accession for Sevastopol as a federal city
March 19 - The Ukrainian military began to withdraw from Crimea.
April 15 - The Ukrainian parliament declare Crimea and the city of Sevastopol "occupied territories".
May 2 - Clashes between pro-Ukrainian and pro-Russian groups broke out in multiple in the streets of Odessa.
July 17 - A Malaysia Airlines Flight 17 was shot down and crashed near Torez in Donetsk Oblast.
September 1 - 2014 pro-Russian unrest in Ukraine
Ukrainian forces battle pro-Russian rebels near Luhansk International Airport. The area is encircled by the pro-Russian forces for over 3 weeks.
Valeriy Heletey, Ukraine's Defence Minister, accuses Russia of launching a "great war".
September 3 - 2014 pro-Russian unrest in Ukraine
The RIA Novosti news agency reports that Russian photojournalist Andrey Stenin has been found dead in Ukraine. It was discovered that he died 4 weeks ago.
Ukraine claims that the President of Ukraine Petro Poroshenko and the President of Russia Vladimir Putin have agreed to a "permanent ceasefire". Russia later denies these claims.
France halts delivery of the first of two Mistral-class amphibious assault ships to the Russian Navy due to circumstances in Ukraine.
September 4 - The two-day NATO summit in Newport, Wales, begins. Leaders agree to apply further sanctions on Russia. NATO sources claim that there are "several thousand" Russian troops inside Ukraine.
September 5 - The government of Ukraine and pro-Russian rebels agree to a cease-fire, fighting continues after the announcement.
September 6 - In an official statement, Patriarch Filaret, who heads the Ukrainian Orthodox Church of the Kyivan Patriarchate, says that Russian President Vladimir Putin has fallen under the spell of Satan and faces eternal damnation to hell unless he repents.
September 8 - Pro-Russian rebels release 1,200 prisoners under ceasefire deal.
September 12 - The Government of Ukraine and pro-Russian separatists exchange dozens of prisoners agreed to as part of a ceasefire a week ago. Both sides still hold thousands of prisoners.
September 14 - Heavy fighting resumes between Ukraine forces and rebels near Donetsk International Airport with at least six people dead.
September 15 - Heavy shelling on the city of Donetsk leaves 6 people dead and 15 wounded.
September 16 - Lawmakers from Ukraine ratify a landmark agreement with the European Union in tandem with a meeting of the European Parliament.
September 17 - A rocket attack by pro-Russian separatists in eastern Ukraine kills 10 civilians and injures 12 others in the village of Nyzhnya Krynka near Donetsk.
September 18 - The President of Ukraine visits the United States to seek assistance in combating separatists in eastern Ukraine.
September 21 - More than 26,000 people in Moscow participate in the largest demonstration so far against Russian president Vladimir Putin and the War in Donbass.
September 21 - Rallies in support of Ukraine and against the War in Donbass take place in Boston, New York, Sydney, Dublin, Madrid, London, Paris, Oslo, Tallin, Limassol, Istanbul, Antalya, Cologne, Milan, Rome, Vienna, Munich, Prague, Berlin, Moscow, Volgograd, Yekaterinburg, Perm, Krasnoyarsk, Novosibirsk, Berlaul and Petropavlovsk-Kamchatsky.
September 23 - President of Russia Vladimir Putin warns in a letter to his Ukrainian counterpart Petro Poroshenko that Moscow will restrict Ukraine's access to Russian markets if Kiev implements any part of a trade agreement with the European Union.
September 25 - President of Ukraine Petro Poroshenko announces a wide-ranging reform program entitled Strategy 2020 to prepare Ukraine for applying for European Union membership in 2020.
September 29 - Renewed clashes around the Donetsk International Airport between the pro-Russian rebels and Ukrainian government troops kill at least 12 people in the worst flareup of violence since the ceasefire accord earlier in September.
September 30 - The Ukrainian military say they have repelled a renewed assault by the pro-Russian forces on the Donetsk International Airport. The airport has been under sustained assaults for over 2 weeks despite an official ceasefire.
October 1 - At least 12 people are killed when shells hit a school and, in a separate shelling, a bus station in the separatist-controlled city of Donetsk.
November 2 - Voters in break away "people's republics" (Donetsk People's Republic and Lugansk People's Republic respectively) in Donetsk and Luhansk go to the polls for parliamentary and presidential elections. Rebel leaders Alexander Zakharchenko (Donetsk) and Igor Plotnisky (Luhansk) appear set for victory in early counting in elections which will be recognised in Russia but not elsewhere. International observers noted a very high turnout.
November 12 - NATO claims that Russian Army troops and military equipment have entered Ukraine.
November 26 - At least three people die in a new round of fighting between the Armed Forces of Ukraine and pro-Russian separatists.
November 27 - The Parliament of Ukraine meets for the first time since recent elections with Arseniy Yatsenyuk expected to be confirmed as Prime Minister.
December 2 - The Parliament of Ukraine approves the formation of a new government that includes three foreigners who have received Ukrainian citizenship just hours before the vote: Georgian-born Alexander Kvitashvili, US-national Natalie Jaresko and Lithuanian Aivaras Abromavičius.
December 12 - Prosecutors at Sary-Arqa District Court in Astana charge 30-year-old Yevgeny Vdovenko, a Kazakh citizen, of intentional and illegal participation in a military conflict abroad because he had fought alongside pro-Russian separatists in eastern Ukraine.
December 18 - The European Union imposes sanctions on Russia-occupied Crimea by banning investments and tourism in the region and halting oil explorations.
December 22 - Kazakhstan renews its military cooperation with Ukraine, to which it promises vital supplies of coal, following a visit to Kiev by the Kazakh leader, Nursultan Nazarbayev.
December 23 - The Parliament of Ukraine removes the country’s legislative block on forming military alliances, allowing the government to push forward with plans to accede to NATO.
December 26 - Ukraine and pro-Russia rebels exchange nearly 370 prisoners in the largest such exchange since hostilities began in April this year.
January 22 - Serhiy Nigoyan
February 18 - Valeriy Brezdenyuk
February 20 - Ihor Kostenko
March 18 - Serhiy Kokurin
2014 in Ukraine Wikipedia
The following lists events that happened in the year 2014 in Ukraine.