Loyal to Russian President Vladimir Putin, Russian political scientist Sergei Markov on the air of Ekho Moskvy named the date of the Russian invasion of Ukraine.

According to him, without the support of the Russian army, the militants of LDNR will be able to hold out against the APU for not more than a week.

Markov let slip that Russia in 2014 and 2015 carried out direct military intervention against Ukrainian troops in the Donbass.

"If to deploy combat aircraft there, then morale will not help against combat aviation. After that, Russia will be forced to intervene, as it invaded in August 2014 or in January 2015, "- said Markov.