BI By Amanda Macias Desmond Boylan/Reuters A deactivated Soviet-era SS-4 medium range nuclear capable ballistic missile is displayed at La Cabana fortress in Havana October 13, 2012. According to a new report from the Stockholm International Peace Research Institute (SIPRI), nine nations — the United States, Russia, United Kingdom, France, China, India, Pakistan, Israel and North Korea — possess approximately 16,300…