“I have nothing to announce yet about how they will look,” RIA Novosti quotes her words.

She noted that written proposals are traditionally the basis of "any US agreements with Russia and many other countries of the world."

“This is a standard thing for diplomacy, this format allows you to identify existing concerns, as well as areas where cooperation is possible,” Psaki said.

Earlier, Russian Foreign Ministry spokeswoman Maria Zakharova said that Moscow expects a written response from the United States on each proposal of security guarantees.