The Alexander Litvinenko poisoning remains one of history's most chilling radioactive assassinations. We break down how a simple cup of tea became a lethal delivery system for polonium-210. This video examines the timeline of the 2006 incident in London, detailing how Russian agents orchestrated the attack using a dose the size of a grain of salt. Learn the scientific and political implications behind this rare isotope assassination plot. Subscribe for more deep dives into historical mysteries.