Harrington Lake Diefenbaker suggested that he needed a quiet place to go fishing, not too far from Ottawa. Later that year, Harrington Lake was chosen as the site for an official country residence and the buildings were formally designated as a secure residence for Canada’s prime ministers. During the first prime ministership of Pierre Trudeau, his then-wife, Margaret, added a vegetable garden; according to Kim Campbell's autobiography "Time and Chance", the garden still provided the house with fresh produce at the time of that writing. Campbell was the only Prime Minister to have spent her entire term in office residing at Harrington
24 Sussex Drive Mounted Police officers arrested Dallaire. Measures put in place after the attempted assassination include the addition of several more guards and security cameras to the house's attaché, and the installation of crash-proof barriers within the main gates. As of January 2018, the residence is unoccupied as the National Capital Commission is drafting plans for major renovations. Unlike 10 Downing Street or the White House, 24 Sussex is used almost exclusively as a place of residence; the prime minister's work is carried out by the Office of the Prime Minister in the Office of the Prime Minister and Privy Council building,