Putin made his announcement a day after Russian officials denounced a U.S. plan to station tanks and heavy weapons in NATO member states on Russia's border as the most aggressive act by Washington since the Cold War a generation ago. [ID:nL5N0Z12S6]
               
Tension has flared anew between Russia and Western powers over Moscow's role in the Ukraine crisis, in which pro-Russian separatist forces have seized a large part of the country's east after Russia annexed Crimea from Ukraine in early 2014.
               
The European Union and United States imposed economic sanctions on Russia. But Washington and Moscow are still bound by a 2010 Strategic Arms Reduction Treaty (START) that caps deployed strategic nuclear warheads at 1,550 each and limits the numbers of strategic nuclear missile launchers to 800 by 2018.    
               
"More than 40 new intercontinental ballistic missiles able to overcome even the most technically advanced anti-missile defence systems will be added to the make-up of the nuclear arsenal this year," Putin, flanked by army officers, said in a speech at an arms fair west of Moscow.

Latest News from World News Desk