Ukraine
The ceremony is expected to be one of the largest diplomatic gatherings in decades.
The Ministry of Defence said elements of Russian forces had been "severely degraded".
Russia has started to retreat at some places in Ukraine as the war enters its 200th day.
The monarchy has been dominating headlines and front pages since Thursday.
"It’s absolutely impossible to defeat Ukraine using those resources and colonial war methods," an ex-politician claimed in a surprising move.
Ministry of Defence says counter-offensive has "significant implications" for Russia.
A lightning counter-offensive has seen swathes of territory recaptured.
The price of each unit of energy is going up from October 1.
It comes a day after Moscow took a pop at newly-elected PM, Liz Truss.
Conservative peer says his job is "essentially complete".