A new research has revealed that during the past year, the world's nuclear arsenal has been upgraded and boosted.
A Sweden-based peace research institute says the US and Russia are jointly in possession of more than 90 percent of the World's nuclear arsenal. Estimates show the US has about 73- hundred warheads while Russia has eight-thousand. The Stockholm International Peace Research Institute also reports that the possessors of nukes continued to upgrade their nuclear forces and delivery systems. Based on the report, the US has allocated 350 billion dollars for upgrading and maintaining its nuclear forces in the coming ten-year period. Along with the US and Russia, six countries as well as Israel are believed to be possessors of nukes. They include Britain, France, China, India, Pakistan, and North Korea.