There are four different blood types: type-O, type-A, type-B and type-AB. Type-O, the most common, is known as the universal donor because any person can receive a blood transfer of type-O blood. Type AB is known as the universal receiver because type-AB can receive a blood transfer of any type of blood.
Jean Baptiste Point du Sable, an immigrant from Saint-Domingue (now the Republic of Haiti), founded the first nonindigenous settlement in what is now Chicago, Illinois, the third largest city in the United States. The state of Illinois and city of Chicago declared du Sable the founder of Chicago on 26 October 1968.
Haiti: a long descent to hell. Haiti, born of slavery and revolution, has struggled with centuries of crippling debt, exploitation, corruption and violence. 'Papa Doc' Duvalier in 1962 (centre, with leg extended), who ruled Haiti with the aid of the murderous Tonton Macoutes militia. Photograph: Robert Lerner/Getty Images.