<P> The concept has its roots in the 1807 Abolition of Slavery Act of Great Britain . Many academics in the field perceive this as the beginning of the end of the traditional form of slavery : chattel slavery . In the 19th century , Britain controlled the majority of the world through its colonies . Consequently , in passing this law to abolish slavery , the British Parliament abolished slavery in the vast majority of its colonies . </P>
<P> The concept has its roots in the 1807 Abolition of Slavery Act of Great Britain . Many academics in the field perceive this as the beginning of the end of the traditional form of slavery : chattel slavery . In the 19th century , Britain controlled the majority of the world through its colonies . Consequently , in passing this law to abolish slavery , the British Parliament abolished slavery in the vast majority of its colonies . </P>
when was slavery defined in law and custom
when was slavery defined in law and custom
1807
1807