The Kalashnikov assault rifle, generically known as the AK-47, is the most famous small arm ever made. This weapon has transcended its Soviet designer and country of origin to become the most prolifically produced and iconic weapon in the world - and it has become a brand that has been used to sell everything from T-shirts to vodka. Although it first appeared in the late 1940s, it did not make its decisive presence felt on the battlefield until...