Since 2012 – when Xi was first made General-Secretary of the Chinese Communist Party (CCP) – the China-Russia relationship has evolved into an informal alliance in the face of what both countries consider a rising threat from the West to their regimes. China's response to Russia's war on has so far been much closer to Russia than it was in 2014 when Russia annexed Crimea. At the same time, developments since Russia's invasion of Ukraine in February 2022 have increased Russia's dependency on China, which some now qualify as a rising 'vassalisation' of Russia.