President Putin's agreement proposed to Biden on December 7, 2021, was that the United States ensure that Ukraine would not join NATO and thereby have U.S. and NATO forces and missiles of various types placed right on Russia's border and in an area with a special and historical relationship to Russia. | President Putin's agreement proposed to Biden on December 7, 2021, was that the United States ensure that Ukraine would not join NATO and thereby have U.S. and NATO forces and missiles of various types placed right on Russia's border and in an area with a special and historical relationship to Russia. |