Though the knock-on effects are unclear, some military commentators have called the strike Russia's "Pearl Harbor." Hopes for direct peace talks, which resumed Monday, remain low.

An aide to Russian leader Vladimir Putin, Vladimir Medinsky, claims he held a separate meeting with Ukrainian Defense Minister Rustem Umerov in Istanbul, TASS reports. "There was a meeting. It played an important role in preparing the general negotiation session,

Vladimir Putin has remained silent for over a day following a series of incidents in Russia. First, in the Bryansk and Kursk regions, railway bridges were blown up. Then, Russian strategic air force bases were subjected to an unprecedented strike by the Armed Forces of Ukraine.

It also roughly tallies with attempts by Russian independent media, such as Meduza and Mediazona, to count the bodies. By this time last year, Meduza reckoned that between 106,000-140,000 Russian soldiers had died. Much of their analysis was based on inheritance records and obituaries on social media and in other outlets.

During the negotiations in Istanbul, Russia handed over its memorandum on ending the war to Ukraine. The document consists of two parts, states the head of the Russian delegation, aide to the Russian President,

Ukraine on Sunday committed a massive, "Pearl Harbor"-like drone strike on Russia so devastating that experts are expecting a furious reaction from Russian President Vladimir Putin. "We can expect a great deal of sound and fury from Moscow,

Secretary of State Marco Rubio warned President Donald Trump that Russian President Vladimir Putin was grabbing pieces of Ukraine all the way back in 2016.

Vladimir Putin is set to dismiss his intelligence chiefs following a catastrophic security breach, which led to Ukraine taking out 41 aircraft worth £1.5billion across multiple airbases. The Russian leader has been conspicuously absent from public view since Ukraine's successful strikes,

Trump previously said his personal relationship with Putin would usher in peace for Ukraine. Now, he says Putin's gone "absolutely CRAZY!"

Sergei Chudinov, the second secretary of the Russian Foreign Ministry's Department of Linguistic Support and interpreter for Russian leader Vladimir Putin, was part of the Russian delegation at the negotiations in Istanbul,