"We agreed that a full and unconditional ceasefire must begin on Monday, May 12, for at least 30 days. We jointly demand this from Russia, and we know we are supported in this by the United States," Zelensky said.
The announcement follows mounting fears that the two nuclear-armed countries were on the brink of engaging in another full-scale war.
Ukrainian media outlet ZN.UA reported on May 10 that their law enforcement sources confirmed an ongoing probe by the National Anti-Corruption Bureau into suspected embezzlement, money laundering and bribery.
Iran is preparing to send Russia Fath-360 short-range ballistic missile launchers, Reuters reported on May 9, citing Western security and regional officials familiar with the matter.
"Ukraine and all allies are ready for a complete unconditional ceasefire on land, in the air, and at sea for at least 30 days, starting as early as Monday," Ukraine's Foreign Minister Andrii Sybiha wrote.
U.S. President Donald Trump has acknowledged in private that Russia is difficult to negotiate with because they "want the whole thing," referring to Ukraine, the WSJ reported, citing sources familiar with the comments.
The visit marks Merz’s first trip to Ukraine, and the first time all four leaders have travelled there together.
A notice about the airspace closure was published on the U.S. Defense Department's NOTAM (Notice to Airmen) website on May 10, as cited by Ukrainian defense news outlet Militarnyi.
"As in the past, it is now for Russia to show its willingness to achieve peace," the EU's statement reads.
Kremlin spokesperson Dmitry Peskov rejected the idea of a 30-day ceasefire between Russia and Ukraine, claiming in an interview with ABC News on May 10 that it would be "an advantage" for Ukraine.
"Our involvement in the war was justifiable, and this belongs to our sovereign rights," North Korean dictator Kim Jong Un said. "I regard this as part of the sacred mission we must execute for our brothers and comrades-in-arms."
The number includes 1,310 casualties that Russian forces suffered over the past day.
Source: Ukrainian drones attack Russian defense manufacturer's facilities in Tula
Drones operated by Ukraine's military intelligence agency (HUR) hit production facilities of the state-owned Russian weapons manufacturing company "Basalt" in the city of Tula overnight on May 16, a military intelligence source told the Kyiv Independent.
Russian air defenses shot down two drones over Tula Oblast, one over Bryansk Oblast, one over Kaluga Oblast, one over Belgorod Oblast, and six over occupied Crimea at night, the Russian Defense Ministry claimed.
"Basalt" is reportedly the main defense enterprise for the production and supply of weapons and ammunition for Russia's Ground Forces, Air Force and Navy, headquartered in Moscow.
The source did not specify the scale of the consequences of the attack.
The Security Service of Ukraine (SBU) targeted an oil depot in Belgorod Oblast and an electrical substation in Lipetsk Oblast on May 13, according to the Kyiv Independent's source in Ukraine's security services.
Two days earlier, Ukraine's military intelligence claimed it was behind the attack on the oil refinery in Volgograd. The Kaluganefteprodukt oil depot and the Novolipetsk metallurgical plant were also reportedly struck by drones.
Kateryna Denisova
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