The Five Eyes intelligence alliance - made up of the U.S., U.K., Canada, Australia, and New Zealand - is one of the closest intelligence-sharing partnerships in the world. But according to reporting by CBS News,

Tulsi Gabbard, US Director of National Intelligence, has issued a directive prohibiting the sharing of intelligence on Ukraine-Russia talks, even with close allies. Source: CBS News, citing US intelligence officials Details: CBS News stated that Gabbard had issued the directive to the US intelligence community on 20 July,