US officials have expressed disappointment over an ultimatum issued by Russia to Ukraine during the second round of talks in Istanbul on Monday 2 June.

Kremlin spokesman Dmitry Peskov has stated that a trilateral meeting involving Russian leader Vladimir Putin, US President Donald Trump and Ukrainian President Volodymyr Zelenskyy is unlikely in the near future.

Polish President Andrzej Duda has informed his Ukrainian counterpart Volodymyr Zelenskyy that he will visit Ukraine before the end of his presidential term.

The presidents of Lithuania, Poland and Romania have stated that the NATO summit in The Hague, scheduled for the end of June, must demonstrate the Alliance’s commitment to Ukraine.

President of Ukraine Volodymyr Zelenskyy expects the United States and the European Union to impose new sanctions on Russia if Monday’s meeting in Istanbul yields no results.

Ukraine's President Volodymyr Zelenskyy has signed the Law of Ukraine On Amendments to Certain Laws of Ukraine on the Implementation of the European Union's Legislation on Electronic Communications (Reg. No. 12150).

Ukrainian President Volodymyr Zelenskyy has stated that the Security Service of Ukraine's Operation Pavutyna ("Spider’s Web") demonstrated that Ukraine is capable of effective tactical decisions in the war with Russia.

EU ambassador to Ukraine Katarína Mathernová, commenting on the attack on Russian strategic aircraft, has stated that it is important to recognise Ukraine's capabilities.

Yehor Cherniev, Head of the Ukrainian Parliament’s permanent delegation to the NATO Parliamentary Assembly, believes that the Alliance will not make any official decisions on non-expansion, as demanded by Russia.

During his visit to Kyiv on Friday 30 May, Turkish Foreign Minister Hakan Fidan has said that Türkiye is proposing to host a meeting between the leaders of the United States, Russia and Ukraine to bring the war in Ukraine closer to an end after potential second talks in Istanbul.

Ukraine’s Cabinet of Ministers (government) on 30 May approved the country’s next negotiating positions for joining the EU in two clusters.

Turkish Foreign Minister Hakan Fidan, at a press conference in Kyiv on Friday after meeting with Ukraine’s Foreign Minister Andrii Sybiha, has said that Russia’s war against Ukraine is approaching a turning point.

The Kremlin has welcomed a statement by Keith Kellogg, US President Donald Trump’s special envoy for Ukraine, that the United States considers Russia’s concerns about NATO expansion to be justified.

On 30 May, Ukrainian Foreign Minister Andrii Sybiha greeted in Kyiv the Turkish Foreign Minister Hakan Fidan, who visited Moscow this week. In Kyiv, the Turkish diplomat shared the results of negotiations in Russia.

President of Ukraine Volodymyr Zelenskyy has hinted that dialogue on Taurus missiles between Ukraine and Germany is ongoing, but made it clear that all discussions are confidential and behind the scenes.