US
Putin in 2017 unveiled "invincible" new weapons that would render Western missile defence systems obsolete
A look at happenings from around the world
Israel's PM office says Netanyahu places blame for the shooting down of the aircraft on Syria
Turkey has intensified negotiations with Russia to avert a possible attack
Britain charged two Russian men, identified as Petrov, Boshirov, attempting to murder Skripal
President Vladimir Putin on Thursday travelled to watch Russia's biggest war games since the fall of the Soviet Union
Russian leader also urges Iran and Turkey to ramp up their coordination with Russia
Erdogan has been seen to be cosying up to Russian strongman Vladimir Putin
Three presidents will consider further joint efforts to ensure long-term normalisation in war-torn Syria
Move comes after Russian president faces a record fall in his approval ratings as a result of unpopular pension reform