The North Atlantic Treaty Organisation (NATO) was an Earth-based organisation.


It was developed in the late 1940s after World War II. United States President Harry Truman played a leading role in its formation following his re-election in 1948. (PROSE: Endgame)

In July 1966, NATO was among the computer systems which were to be connected to WOTAN on C-Day on 16 July, an event which was ultimately cancelled following WOTAN's failed attempt to take over London. (TV: The War Machines)

Harry Sullivan worked for NATO after leaving the Doctor. (TV: Mawdryn Undead)

The Brigadier contacted him for UNIT. (AUDIO: The Wasting)

A rogue NATO commander was killed by an Ogri in Little Caldwell. This stopped NATO from discovering that the commander was responsible for abducting both aliens and humans. (PROSE: Return of the Living Dad)

On 24 December 2006, AMNN reported that NATO forces were on red alert following the image of the Sycorax was captured by the Guinevere One space probe. (TV: The Christmas Invasion)

In October 2007, Owen Harper speculated that Jack Harkness was calling NATO about the alien warning device Torchwood Three had in its possession. (PROSE: Border Princes)

In 2008, a NATO satellite covered Western Europe, including the British Isles. (TV: Warriors of Kudlak)

A clone of Martha Jones created by the Sontarans used the memories of her counterpart to access the NATO Defence System and cancel attacks made against the Sontaran ship in orbit above the Earth. (TV: The Poison Sky)

On 25 December 2009, a member of the Master Race transformed from a UNIT officer at UNIT HQ in Geneva had all NATO defenses coordinated and placed under the command of the Master, who ordered missiles launched against the Hesperus. (TV: The End of Time)

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