Parliamentary Private Secretary to the Prime Minister Bonar Law's Parliamentary Private Secretary, J.C.C. Davidson acted in effect as his Chief of Staff. Margaret Thatcher's downfall from the Conservative Party leadership in 1990 is attributed by many to the actions of her Parliamentary Private Secretary, Peter Morrison, in failing accurately to count votes amongst Conservative backbenchers. Some Parliamentary Private Secretaries to the Prime Minister go on to hold higher office; Lord Dunglass served as Parliamentary Private Secretary under Neville Chamberlain and later went on to serve as Prime Minister in his own right. There can be multiple Parliamentary Private Secretaries to the Prime Minister at a given time.
Deputy Prime Minister of Canada Deputy Prime Minister of Canada The Deputy Prime Minister of Canada () is an honorary position in the Cabinet, conferred at the discretion of the prime minister. Since 2006, there has been no deputy prime minister. The deputy prime minister should not be confused with the position of the Clerk of the Privy Council, who is effectively deputy minister to the prime minister. Like other deputy minister positions, the Clerk is a public servant and not a minister of the Crown. The position of deputy prime minister was created by Pierre Trudeau in 1977, largely to recognize the long years