Armenia has signalled it could quit the Collective Security Treaty Organization (CSTO), a security bloc seen as Moscow's version of NATO, after a peace treaty with Azerbaijan

In St Petersburg, operations at Pulkovo Airport were temporarily suspended around 5am, delaying at least ten flights, according to Rosaviatsiya.

The President had a decade-long bromance with his Russian counterpart and is thankfully changing tack, writes Michael McFaul.

A Russian official says American Daniel Martindale has been rewarded with citizenship for spying on Ukraine, "by decree of our President Vladimir Putin."

Melania Trump has highlighted Russia's continued attacks on Ukraine in private conversations, President Trump said on Monday.

MICHAEL KIMMAGE is Professor of History at the Catholic University of America. He is the author of Collisions: The Origins of the War in Ukraine and the New Global Instability.

US President Donald Trump is dissatisfied with Kremlin leader Vladimir Putin’s actions regarding Ukraine. While he always hopes diplomacy will succeed, he is also a realist, states US State Department spokesperson Tammy Bruce.

Officials have warned Russian President Vladimir Putin that a demographic crisis could mean the country he leads will be short millions of workers by the end of the decade.

Keir Starmer, the British prime minister, and Emmanuel Macron, the president of France, are expected to promise today to have their nuclear arsenals work together if Europe is threatened. Private equity firms have entered the $40 billion youth sports industry. Their investments could raise costs for families.