US President’s special envoy for Ukraine Keith Kellogg has said that Ukraine has raised the level of risk in its war with Russia by conducting Operation Spider’s Web, although he acknowledged the operation’s boldness.

US Defense Secretary Pete Hegseth will not attend the Ukraine Defence Contact Group (Ramstein) meeting at NATO headquarters on 4 June because his schedule made it impossible.

The United Kingdom is investing a record £350 million (US$472 million) this year to increase the supply of drones to Ukraine from 10,000 in 2024 to 100,000 in 2025.

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.

Estonian Foreign Minister Margus Tsahkna has responded to Russia's deadly strike on the city of Sumy on 3 June.

Dmitry Medvedev, Deputy Chairman of Russia's Security Council and former president of the Russian Federation, has declared that the true purpose of the so-called peace talks with Ukraine in Istanbul is to ensure Russia's swift and complete victory.

One of the four suspects in a series of arson attacks on property linked to UK Prime Minister Keir Starmer may have been recruited by Russian intelligence via the Telegram app.

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.

UK Prime Minister Keir Starmer has described Russia as a "continued threat".

NATO Secretary General Mark Rutte has stated that all NATO member states have agreed on Ukraine’s future membership and stressed that this issue cannot be part of peace negotiations between Kyiv and Moscow.

First Deputy Foreign Minister Serhii Kyslytsia and Ukrainian delegation member Oleksandr Bevz have met with representatives of Ukraine’s European partners.

President Volodymyr Zelenskyy arrived in Lithuania on Monday 2 June to participate in the Bucharest Nine (B9) summit.

Czech Foreign Minister Jan Lipavský, commenting on the attack on Russian strategic aircraft, has said that it is in Europe's interest to have a strong and well-armed Ukraine as an ally.

The Ukrainian delegation has arrived in Türkiye for the second round of talks with the Russian delegation.

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.

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.

A Prague court has handed a suspended sentence to teacher Martina Bednářová for denying Russian war crimes in Ukraine.

Russia's Foreign Intelligence Service has complained that Serbian defence companies continue supplying ammunition to Ukraine despite Serbia’s official stance of neutrality.

German Chancellor Friedrich Merz has said that supplying Ukraine with Taurus cruise missiles is possible.

Ukrainian President Volodymyr Zelenskyy believes that Ukraine must be present at the NATO summit in The Hague, and that not being invited would look like "Putin's victory over NATO".

German Chancellor Friedrich Merz has said that Russia's behaviour in negotiations over the Russo-Ukrainian war indicates the Kremlin's desire to drag out time rather than to reach a real peace agreement.

The vast majority of EU citizens support the purchase and supply of military equipment for Ukraine.

President Volodymyr Zelenskyy and his US counterpart Donald Trump discussed sanctions on Russia’s energy and banking sectors during their meeting at the Vatican.

Pressure is mounting within Germany's ruling CDU/CSU bloc on party leader Friedrich Merz to support the delivery of long-range Taurus missiles to Ukraine and the training of Ukrainian forces to operate them.

The US Department of State believes that Moscow should take seriously the statements made by President Donald Trump, who has not ruled out strengthening sanctions against Russia.

US President Donald Trump has stated that Kremlin leader Vladimir Putin is "playing with fire".

Keith Kellogg, President Donald Trump’s special envoy for Ukraine, has stated that the United States has received Kyiv’s list of conditions for ending the war but is still awaiting a response from Moscow.