Western world
When the Cardiff Space-Time Rift fractured resulting in time slips across Earth, Jack Harkness observed that half the Western world and a "good proportion" of the Eastern were asking if it had anything to do with Torchwood. (TV: End of Days)
In 1455, the Gutenberg Bible was the first book in the western world printed with movable type, produced in Germany by Gutenberg himself. (PROSE: The Universal Databank [+]Loading...["The Universal Databank (reference book)"])
Mrs Wormwood voiced her observation to Sarah Jane Smith that all the Western world did was eat. (TV: Invasion of the Bane)
Male fertility in the Western world on an alternate Earth, according to a study done by the alternate Torchwood Institute, was linked to lifespan. (PROSE: Doctor Who: The Encyclopedia [+]Loading...["Doctor Who: The Encyclopedia (reference book)"], The Time Traveller's Almanac [+]Loading...["The Time Traveller's Almanac (reference book)"])
In 2011, an America radio broadcast reported one morning that the banks were closing down across the Western world in "a disaster of almost biblical proportions." (TV: End of the Road) According to Allen Shapiro, half the Western world went "bust" in the wake of Miracle Day. (TV: The Gathering)