Russia

With three key regional players working behind scenes, Tehran indicates it is ready to lower tensions too

Russian FM spokeswoman says new treaty would consolidate the strategic partnership between Moscow and Tehran

Russia currently controls 17.5% of the territory of Ukraine

Ukraine suffers a large Russian missile attack; air defenses down only a small proportion

The cooperation is seen as strategic and aligns with both countries' interests

Says no third party should restrict economic cooperation

New deal will eliminate customs duties on almost 90% of goods

Ukrainian forces claim to down 3 Russian Su-34s on southern front likely using Patriot missiles; Russia remains silent

'Russia has no reason, no interest-no geopolitical interest, neither economic, political nor military to fight': Putin

Great powers are determined largely on basis of their military capability, says Mearsheimer