"The threat to NATO countries posed by the proliferation of ballistic missiles continues to increase. Over 30 countries have, or are acquiring, ballistic missile technology. The framework agreement does not change that fact," Lungescu said.
On Thursday, Tehran and the P5+1 countries, comprising Russia, the United States, the United Kingdom, China, France and Germany agreed a political framework for a comprehensive agreement aimed at ensuring the peaceful nature of Iranian nuclear activities.
In December 2014, Russian President Vladimir Putin said Washington had created threats for Russia by expanding its missile defense shield, placing elements in Eastern Europe, close to the Russian border.