OREANDA-NEWS The ruble has become the most successful currency of this year, having strengthened against the dollar by 40%, said Kirill Dmitriev, special representative of the President of Russia for investment and economic cooperation with foreign countries. A video message following the talks between Russia and the United States was published on his Telegram channel.

"The ruble has also strengthened by 40 percent against the dollar this year and has become the most successful currency of this year," Dmitriev said.