Is Russia’s military strategy in Ukraine...

Tracey McVeigh heads to Mongolia to find out about the country’s increasingly brutal winters and dry summers, while Badruun Gardi reflects on how the changes threaten the nomadic way of life. Help support our independent journalism at theguardian.com/infocus 

After changes to the welfare reform bill failed to save money, the millionaire Dale Vince thinks it’s time for people like him to contribute more to the public finances. Arun Advani explains how a wealth tax could work and if it’s time for Labour to introduce one. Help support ou ... Show More

Dr Tim Gregory argues that nuclear power is safe, relatively cheap and the only realistic route to achieving net zero targets. Help support our independent journalism at theguardian.com/infocus 

While the attention has recently been on Russia's shift of focus to Eastern Ukraine, in what could be an old fashioned land-grab operation, the Russian military hasn't stopped attacking ALL of Ukraine. That point was driven home again today after several Russian missile strikes d ... Show More

One year into Russia's full-scale invasion of Ukraine, prospects for a settlement remain bleak. On 21 February, President Vladimir Putin announced in a belligerent yearly address that he would suspend Russia’s participation in New START, its last remaining nuclear arms control tr ... Show More

February 24 marks one year since Russia invaded Ukraine. Russian President Vladimir Putin believed the country’s military would be defeated quickly and Kyiv, the capital, would fall. Instead, Ukraine’s clever, nimble — and motivated — military has fought back Russia’s forces desp ... Show More

In a special edition of The Situation Room, our correspondents are on the front lines and other key locations for CNN's continuing live coverage of Russia's war against Ukraine. We report on dramatic new examples of Ukrainians fighting back, including a video of a Russian helicop ... Show More

The United States is preparing sanctions in response to a major new provocation by Vladimir Putin. The Russian leader just recognized separatist areas of Ukraine as independent, escalating fears of an imminent war. The U.S. is warning that Russia could launch an extremely violent ... Show More

U.S. officials warn that Russia’s strategy in its war on Ukraine will start to target civilians and seek a “slow annihilation” of Ukraine’s army. Ukrainian forces have been able to hold their ground while maintaining control of Kyiv and other major cities except the city of Khers ... Show More

After invading, Russia’s military was expected to sweep through Ukraine within a few days, quickly seizing the capital, Kyiv, and installing a pro-Moscow government.It hasn’t worked out that way.Now, with Russia’s advance stalling, there are signs that President Vladimir V. Putin ... Show More

As fighting rages in Ukraine, with high casualties but little ground gained or lost on either side, Kyiv seems poised to launch its much anticipated counteroffensive. New Western equipment, including tanks, has arrived and Ukraine appears to have struck Russian supply lines, incl ... Show More