Russia’s use of a nuclear-capable ballistic missile marks a decisive, and potentially dangerous moment in Moscow’s conflict with the West.

Russia’s attacks on the power grid and Ukrainian conventional power plants is negatively affecting the safety of Ukraine’s nuclear fleet,” Per Strand, director general of the Norwegian Radi Nuclear Safety Authority,

In the week that saw the conflict pass its 1000th day, Western powers substantially boosted Ukraine's military arsenal - and the Kremlin made its loudest threats yet of a nuclear strike. Here is how the last week played out - and what it means.