Russia is rich in martial traditions deriving from a highly diverse population. Sambo—developed by the Soviet Red Army—became the most recognize martial art associated with Russia mainly because of its presence in international competitions. Another style to become recognized for its great practicality and encompassing training regimen is Systema. Originally created for Russian Special Operations Units, Systema’s teaching gradually spread world-wide after the fall of the Soviet Union in 1991. This anthology contains writings about Systema and Sambo that present essential information for anyone interested in the history, theory, and practice of these combative systems.