This is reported by TASS with reference to the relevant decrees on the website of the head of state.

“To recognize as invalid the Decree of the President of Ukraine dated May 5, 2020 No. 167/2020 “On the delegation of Ukraine to participate in the Trilateral Contact Group,” the document says.

The document comes into force from the date of publication.

Earlier, former adviser to the US Secretary of Defense, Colonel Douglas McGregor, said that Washington is unlikely to allow the Ukrainians to end the crisis through diplomacy, even if the Ukrainians themselves want it.