Presidents Vladimir Putin and Vladimir Zelensky held telephone talks, reported in the Kremlin.
The conversation took place at the initiative of Kyiv.
The President of Ukraine Vladimir Zelensky, the head of the Russian Federation Vladimir Putin during telephone conversation on Sunday discussed the implementation of agreements, "Norman Quartet", which was reached at a summit in Paris in December 2019, and the conditions necessary for the holding of the next summit in Berlin, the press service of the office of the President of Ukraine.
The telephone conversation was initiated by the Ukrainian side.
The deterioration of relations between Moscow and Kiev not connected with the Crimea, said Vladimir Putin in an interview with "Russia 1".
According to him, first, in Ukraine there was a coup and seize power, and then "views" and "ways" with her leadership, "were diametrically opposed".
The head of the office of the President of Ukraine Andrey Ermak said that the summit of leaders "channel four" in Berlin may take place in the coming months, he said this at a meeting with journalists on Friday.
"All reiterated the importance of holding the summit in Berlin. There is no denying that this summit should take place as soon as possible. Therefore, I believe that in the coming months, this summit should take place", - quotes the words of Ermak edition of "New time".
The last meeting of the advisers of the leaders of the Normandy format in Berlin was very productive, but Kiev disavowed the agreements reached at the meeting of the contact group on settlement in the Donbass, said Russian foreign Minister Sergei Lavrov.
"At a recent meeting of the assistants of the leaders of the Normandy format in Berlin, which was very productive, was reached a number of agreements and in regard to another phase of the exchange of detainees and respect is a very important agreement in the contact group on security issues, including harmonization of the texts of the orders that must be accepted by the warring parties - Kiev, Donetsk and Lugansk - detailing the actions that would be prohibited by these orders. It was agreed upon," Lavrov said during an online session, "Primako readings."
Holding the summit in "Norman format" (Russia, Ukraine, Germany, France) Donbass soon perhaps, but only if the implementation of the Paris agreements, said the press Secretary of the President of Russia Dmitry Peskov.
"We can say unequivocally that the implementation of the Paris agreements possible imminent holding of the summit in "channel format". The key phrase is in the implementation of the Paris agreements," said Peskov told reporters.
The summit "Norman format" (Russia, Germany, Ukraine, France) in the Donbas in August, unrealistic, considering how Kiev refers to the implementation of paragraphs of the meeting of leaders in Paris that such statements from the Ukrainian side are made to simulate activity on the settlement in the Donbass, told RIA Novosti the Russian informed source.
Earlier, Deputy Prime Minister, Minister for reintegration of the temporarily occupied territories of Ukraine Oleksiy Reznikov said that the meeting of the leaders of "Norman format" could take place in August in the case of implementation of agreements reached earlier in Paris.
The President of Ukraine Vladimir Zelensky said that no one can demand from Kiev the adoption of the law on the status of Donbass.
This was discussed during his communication with the press during his working trip to Odesa region on Saturday.
Pritsvetniki countries "Norman Quartet" close to an agreement on the draft of specific measures on the implementation of the truce in the Donbass, said the Deputy head of the presidential administration Dmitry Kozak.
"This is a pretty important part of this conversation in order to understand the basis on which the negotiating parties are in dialogue to settle," added Kozak.
The position of Kiev pushes the prospect of holding the next summit "channel format", said in an interview with RIA Novosti, Ambassador extraordinary and Plenipotentiary of Russia in Germany Sergey Nechayev.
"Russia's position on prospects for the next summit meeting of leaders "channel format" unchanged. The internal conflict in the Donbass will help you to resolve a number of the measures, and full implementation of the Minsk agreements. The lack of real progress lies in the stubborn refusal of Kiev to engage in direct dialogue with Donetsk and Lugansk, which diminishes the prospects of the next "channel" summit," said Nechayev.