Is Russia losing the war? The Kremlin bites back with airstrikes accusing Ukraine and the US of an attempt on President Putin's life, but some think this is more a show of weakness than strength.
Ukraine tried to kill Putin, claims Moscow
Droning on: Putin also blamed Ukraine for attacks in Krasnodar, Bryansk and occupied Crimea. Glossary
Vladimir Lenin - A Russian communist revolutionary and first head of the Soviet Union who rose to prominence during Russia's 1917 revolution.
Bolshevik - A member of the communist group led by Lenin that took power in Russia in 1917.
Imperial - Relating to an empire.
Soviet Union - Officially the Union of Soviet Socialist Republics (USSR). A powerful group of communist republics, the biggest being Russia, that existed from 1922 to 1991.
Kremlin - A central fortress in a city, used to refer to a complex in Moscow with five palaces and four cathedrals. The Russian government is run from within this citadel.
Assassination - The murder of an important person, such as a politician, royal or business leader.
Sanctions - Economic measures designed to punish a country, for instance by excluding it from trade.
Bakhmut - A city in eastern Ukraine.