Canada Canada was a nation in North America . History . According to one account , Iris Wildthyme ' s Celestial Omnibus had a space - time link to a Canadian lake in 1924 which she used to get cold and fresh water . ( PROSE : " Enter Wildthyme " ) In an alternate timeline in which Germany won World War II , the British government went into exile in Canada . ( PROSE : " " ) In 1979 , Brigadier Lethbridge - Stewart and a team from the British division of UNIT travelled to Canada where they investigated sentient electricity pylons which were stalking the Canadian countryside . ( AUDIO : " The Oseidon Adventure " ) Shortly after the Eighth Doctor met Sam Jones , he dropped her off at a Greenpeace rally in Canada . ( PROSE : " Placebo Effect " ) During the environmental and social chaos of the early 21st century , it was possible for a person to get someone to Canada if support finance could be guaranteed for their first three years . Maria Chavez accomplished this for her son , having raised most of money from her job and the insurance policy paying off the balance when she died . ( PROSE : " " ) In 2008 , the Canadian Space Agency was part of a teleconference on the Atraxi crisis . ( TV : " The Eleventh Hour " ) In 2009 , " the Provinces and Territories of Canada " were among the nations which agreed to let John Frobisher speak on their behalf to the 456 . ( TV : " " ) In 2012 , Alistair Gryffen was born in Canada . ( TV : " Taphony and the Time Loop " ) Gryffen later became an exceptionally respected scientist , renowned for his work in robotics , particularly for his revolutionary invention , the Thought Matrix , which allowed human - created robot s to think for themselves . ( TV : " Robot Gladiators " ) He was also one of a group of scientists which created a system to cool the Earth . ( TV : " The Korven " ) This resulted in the disastrous " Great Cataclysm " . ( TV : " Aeolian " ) He met K9 Mark 2 in 2050 , and they had many adventures , including defeating a Korven invasion . ( TV : " The Eclipse of the Korven " ) By 2018 , the " great Canadian wheat plains " had become , according to Ramón Salamander , the main source of grain for Earth . ( TV : " The Enemy of the World " ) In 2040 , Canada held a national referendum on whether to merge their military with that of the United States . ( PROSE : " The Nuclear Option " ) At some point before 2050 , Canada returned to British rule . British security organisation the Department operated there . When a Korven spacecraft carrying a Space - Time Manipulator crashed in the frozen wastelands of Canada , the Manipulator was salvaged by the Department . ( TV : " Angel of the North " ) In 2054 , the Montana Republican Militia used thermosystron bomb s in an attempt to take over Canada . Sergeant Kortez of UNISYC met the Eighth Doctor there . ( PROSE : " Alien Bodies " ) During the 22nd century Dalek invasion , some American citizens were evacuated to Canada . ( PROSE : " The Final Sanction " ) At some point , parts of Canada became wasteland , with giant residential towers , including Toronto Tower , erected in centres such as Toronto , Ontario . ( AUDIO : " The Last Voyage " ) Comparisons . The Second Doctor compared a planet inhabited by sabre - toothed gorilla s to Canada . ( COMIC : " The Sabre - Toothed Gorillas " ) The Eleventh Doctor said that the Silurian Ark was the size of Canada . ( TV : " Dinosaurs on a Spaceship " )