In his book Anarchy, State, and Utopia, Robert Nozick has a chapter named "The Tale of the Slave" in which he explains the nine phases from the most restrictive to more liberating states of slavery.
Since its creation in the mid-2000s, the BRICS group of major emerging economies has promoted extensive cooperation between members, and recently, has begun pushing for a global realignment of geopolitical power to better match members' economic, geographic and demographic potential with their position in the international order.
Two men arrested earlier this month for planning a mass shooting at a Fourth of July fireworks celebration in Richmond, Virginia were illegal immigrants, according to a report from the Washington Free Beacon.