Tens of thousands of people have been killed, millions have fled their homes, entire cities have been reduced to rubble and both sides are digging in.
Here is a timeline of some of the key events since Russia invaded Ukraine.
February 24: Russia Invades
At 5:30am Moscow time Russian state television channels are interrupted to broadcast an address by President Vladimir Putin announcing a “special military operation” in the Donbas region.
A full-scale invasion starts with air and missile strikes on several cities.
Ukrainian President Volodymyr Zelensky pledges to stay in Kyiv to lead the resistance.
February 26: Sanctions
The response to the invasion is swift and severe.
The West adopts unprecedented sanctions against Russia and offers Ukraine military aid.
February 27: Nuclear Threat
President Vladimir Putin puts Russia's nuclear deterrent on high alert.
The United States says Putin is escalating the war with "dangerous rhetoric".
March 3: Kherson falls
Russian troops continue their advance, Kherson in the south becomes the first city to fall.
March 16: Mariupol theatre airstrike
Russian forces drop a powerful bomb on a theatre in the port city of Mariupol, where hundreds of civilians are sheltering.
March 25: Russian repositioning
The Russian Ministry of Defence announces it will focus on "fully liberating" the Donbas region in eastern Ukraine.
April 1: Bucha Massacre
As the Russians withdraw from around Kyiv, evidence of brutal atrocities start to emerge.
Ukrainians find dozens of corpses of civilians scattered on the street or buried in shallow graves in the Kyiv suburb of Bucha.
Moscow dismisses accusations of Russian war crimes, saying the images of the bodies are fake.
April 12: ‘Genocide’
Biden accuses Russia of "genocide", saying Putin appears intent on "trying to wipe out the idea of even being able to be a Ukrainian".
May 9: Bomb-sniffing dog awarded medal
A Ukrainian mine-sniffing dog is given a medal for his services to the country since Russia's invasion.
Patron, a Jack Russell terrier, is presented with the award by Ukraine's President Volodymyr Zelensky at a ceremony in Kyiv.
May 11: $40 billion in US aid
The U.S. Senate overwhelmingly backs $40-billion USD in new aid for Ukraine.
May 17: Azovstal
Ukrainian soldiers at the Azovstal Iron and Steel Works plant surrender - 260 Ukrainian fighters evacuate following the months-long siege.
May 18: Sweden and Finland apply to NATO
Finland and Sweden apply to join NATO, reversing decades of military non-alignment because of Russia's invasion of Ukraine.
May 20: The fall of Mariupol
The end of the Azovstal battle brings most of Mariupol under Russian control, giving Russia the land bridge from Crimea across the southern coast of Ukraine it has sought since February.
May 23: First war crimes conviction
A Ukrainian court sentences a 21-year-old Russian soldier to life in prison for killing an unarmed civilian, in the first war crimes trial arising from Russia's invasion.
May 30: EU bans most Russian oil
After weeks of intense negotiations, European Union leaders agree to ban most oil imports from Russia.
June 6: UK to send long-range rocket artillery
The United Kingdom announces it will be joining the United States in providing long-range missiles to Ukraine.
Ben Wallace, the UK Defence Secretary, argues the decision to ship the rocket launchers is justified because “as Russia’s tactics change, so must our support to Ukraine”.
July 4: Australia pledges aid
Australian Prime Minister Anthony Albanese pledges more military aid to Ukraine after visiting the war-torn nation's capital.
The aid package, worth $100m Australian dollars, includes drones and 34 additional armoured vehicles.
July 7: Putin dares West
President Vladimir Putin makes a bullish speech to top Russian MPs, daring the West to have a go at defeating Moscow on the battlefield.
"What can you say, let them try," he says.
July 13: Arms depot attack
Ukraine's military claims to have destroyed a Russian ammunition depot in the southern city of Nova Kakhovka, killing dozens of soldiers.
However, Russian occupation officials say homes and warehouses are hit.
July 22: Grain deal signed
Russia and Ukraine sign a deal with the UN and Turkey to allow grain exports through the Black Sea.
July 30: Gazprom cuts gas
Russian energy giant Gazprom suspends gas supplies to Latvia after accusing it of violating conditions.
Russia has already cut off gas supplies to Poland, Bulgaria, Finland, Netherlands and Denmark.
August 9: Largest aid package to date
The United States announces an additional $5.5 billion in aid to Ukraine, made up of $4.5 billion in budgetary support and $1 billion in military assistance.
Listen to the full interview with Ukraine’s President Zelensky next Wednesday 17th August on Tova, 6:30am-9am on Today FM.
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