Sir Keir Starmer will push partner nations to supply Ukraine with more extended-range weaponry to target Russian targets during discussions in Britain on the upcoming Friday.
Britain's leader will host President Volodymyr Zelensky alongside the so-called "coalition of the willing", including numerous of supporting nations who have committed to provide Ukraine security guarantees once hostilities pause is brokered.
The Ukrainian leader has been appealing for an extended period for further long-range weapons from Western nations, a move that Russia has stated would escalate the conflict.
Ukraine's leader is travelling from Belgium, where he held talks with European Union officials on the previous day pursuing funding aid.
"The single figure engaged in current hostilities who refuses to end the conflict is the Russian leader," Sir Keir said.
The Prime Minister will also announce that one hundred further anti-aircraft missiles will be provided to Kyiv ahead of schedule, as detailed in a £1.6bn deal concluded between Britain and Kyiv in spring.
Ukraine's leader arrives after two diplomatic wins in recent days: Washington's action to finally apply further sanctions against Russia, and the European Union agreeing to finance Ukraine's financial gap.
Sir Keir is hoping to maintain the momentum by escalating the influence on Russia to negotiate a conclusion to the conflict.
Sir Keir will urge delegates to ramp up the provision of extended-range systems following an effective strike on an industrial facility in the Bryansk region, Russia, using British-supplied missile systems.
"Additionally, his horrific attacks on small children in a preschool this week make that crystal clear," he added.
Several minors were among a minimum of seven lost in numerous enemy assaults on the country, which hit a nursery in the second biggest city Ukraine's second city.
Sir Keir will discuss with partner nations on approaches for take Russian oil and gas out of worldwide commerce.
The participants will furthermore consider using frozen Russian assets to provide Ukraine with economic assistance, while the proposal experienced divided opinions and jurisdictional challenges at the European meeting on Thursday.
European Union opted against approving an initiative to use as much as €140 billion in blocked Moscow funds to economically support the Ukrainian economy.
However, the leaders consented to help support Ukraine's "financial needs" for the upcoming biennium.
The US also disclosed restrictions on recently against Moscow's two largest oil companies, the state-owned company and the private firm, as part of efforts to increase economic pressure on Moscow to enter peace talks.
Russia initiated its comprehensive attack of Ukraine in early 2022. The invading forces currently controls about twenty percent of Ukrainian territory, including the Crimean peninsula Moscow seized in 2014.
Elena Vance is a digital strategist with over a decade of experience in UK business consulting, specializing in technology-driven growth solutions.