World marks UN Human Rights Day
Its main strength lies in its simplicity.
In a preamble and 30 articles, none of them very long, it lists the rights to which each individual is entitled. It is also wide-ranging, emphasising rights to education and health as well as to freedom and protection.
It has echoes of and in some cases directly lifts from earlier human rights documents. By picking and choosing from these, it is trying to show that it applies to all people and all places.