Russia has banned British airlines from landing at its airports or crossing its airspace, its state civil aviation regulator said on Friday.

Russian and Ukrainian forces fought on Thursday for control of Chernobyl, the still radioactive site of the world's worst nuclear accident and a factor in the collapse of the Soviet Union.

Ukrainian forces battled Russian invaders on three sides on Thursday after Moscow mounted an assault by land, sea and air in the biggest attack on a European state since World War Two.

Russian President Vladimir Putin launched a ‘full-scale invasion’ of Ukraine yesterday, killing dozens and forcing thousands to flee for their lives in the pro-Western neighbour.

The prayers of the entire world are with the people of Ukraine tonight as they suffer an unprovoked and unjustified attack by Russian military forces. … The world will hold Russia accountable.

Satellite imagery shows a new build-up of Russian troops on the border with Ukraine, and Kyiv says Moscow has mobilised 100,000 soldiers along with tanks and other military hardware.

Russia has begun a large-scale military attack on Ukraine, its southern neighbour, on the orders of Russian President Vladimir Putin. There are reports of attacks on Ukrainian military infrastructure across the country, and Russian convoys entering from all directions. Here is what we know so far:

A son wept over the body of his father among the wreckage of a missile strike in a residential district in the eastern Ukrainian town of Chuguiv as the country reeled yesterday from Russia’s invasion.

Russia launched a wide-ranging attack on Ukraine on Thursday, hitting cities and bases with airstrikes or shelling, as civilians piled into trains and cars to flee. Ukraine’s government said Russian tanks and troops rolled across the border in a “full-scale war” that could rewrite the geopolitical order and whose fallout already reverberated around the world.

The Chernobyl nuclear power plant has been captured by Russian forces, an adviser to the Ukrainian presidential office, Mykhailo Podolyak, said on Thursday.

US President Joe Biden met with his counterparts from the Group of Seven allies on Thursday morning to map out more severe measures against Russia after President Vladimir Putin launched what Biden called "a premeditated war" against Ukraine.

At least five explosions were heard in the separatist-held eastern Ukraine city of Donetsk early on Thursday, a Reuters witness said.

Ukraine mobilised its military reserve yesterday and urged its citizens to leave Russian territory as Moscow sharpened its demands, increasing fears of all-out war.

The United Nations yesterday slammed baby formula makers for “unethical” marketing strategies, accusing them of aggressively targeting expecting parents

Gambia yesterday urged judges at the World Court to reject a challenge by Myanmar to a case brought to halt alleged acts of genocide against its Rohingya minority, saying the West African state was “no one’s proxy”.

After weeks of threats, the West imposed its first sanctions on Russia, but for the moment the actions will have limited impact on both the Russian and Western economies.

Ukraine declared a state of emergency on Wednesday and told its citizens in Russia to flee, while Moscow began evacuating its Kyiv embassy in the latest ominous signs for Ukrainians who fear an all-out Russian military onslaught.

Several Ukrainian state websites, including the government and foreign ministry home pages, were inaccessible on Wednesday.

Dutch police ended a hostage taking in an Apple flagship store in Amsterdam after a man armed with two guns held at least one person hostage for hours, police said on Wednesday.

Russia faced a furious global diplomatic and economic backlash yesterday after President Vladimir Putin ordered his “peacekeeping” forces into Ukraine to secure two breakaway regions, but division among European allies raised questions how far West can go against Moscow.