Prime Minister of Canada has granted former prime ministers an augmentation of honour on the personal coat of arms of those who pursued them. The heraldic badge, referred to by the CHA as the "mark of the Prime Ministership of Canada", consists of four red maple leaves joined at the stem on a white field ("Argent four maple leaves conjoined in cross at the stem Gules"); the augmentation has, so far, been granted either as a canton sinister or centred in the chief. To date, former prime ministers Joe Clark, Pierre Trudeau, John Turner, Brian Mulroney, Kim Campbell and Jean Chrétien were granted arms
Electoral history of Brian Mulroney House of Commons was the largest in Canadian history, passing the record set by John Diefenbaker in 1958. He again led the Progressive Conservatives to the polls in the 1988 general election and was returned to power, but with a reduced majority. Mulroney stood for election to the House of Commons three times, once in a by-election after he was elected party leader, and twice in general elections. He was elected each time, with substantial majorities. Mulroney announced his retirement from politics in 1993 and was succeeded as prime minister and leader of the Progressive Conservatives by Kim Campbell. Mulroney