In the physical realm, "a black hole is a region of spacetime from which gravity prevents anything, including light, from escaping. The theory of general relativity predicts that a sufficiently compact mass will deform spacetime to form a black hole."Robert Higgs
In the political realm, a black hole of government is a region of socialtime from which violence prevents anything, including truth, from escaping. The theory of general political relativity predicts that a sufficiently compact mass of predatory and unscrupulous individuals will deform socialtime to form a black hole of government.