Screen shot: YouTube.  Child trafficking victim taken captive to work on a cocoa plantation in the Ivory Coast.

The Walk Free Foundation, Australia, estimates there are 36 million slaves across the globe, and an estimated 29.8 million people born into servitude, trafficked for sex, trapped in debt bondage, or exploited for forced labor.

These numbers exclude entire societies and nations who are enslaved by dictators and who are not allowed to flee the regions or coun...