Russian and U.S. Presidents Vladimir Putin and Joe Biden will discuss the Nagorno-Karabakh conflict on June 16, aide to the President of Russia Yuri Ushakov said on Tuesday, June 15.

According to him, among the Presidents will also discuss the Middle East, Syria, Libya, the situation around Iran's nuclear program, the settlement of the situation on the Korean Peninsula, Afghanistan, Ukraine and Belarus.

Putin and Biden have so far spoken over the phone twice – on January 26 and April 13. Prior to that, they had a face-to-face meeting in 2011, when Biden was vice president of the United States.