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'''William Lyon Mackenzie King''' (1874-1950), prime minister of [[Canada]], whose 21 years in office are the longest of any prime minister in the English-speaking world. As leader of the Liberal Party<ref> Although  Canada had both a Liberal and a Conservative party, the names do not correspond to American usage of the terms. Both parties combined what Americans would call "liberal" and "conservative" policies.</ref> he was the dominant political figure from the 1920s through the 1940s, leading Canada through prosperity, depression and war.  His surname was "King" but he was usually styled "Mackenzie  King."

'''William Lyon Mackenzie King''' (1874-1950), prime minister of [[Canada]], whose 21 years in office are the longest of any prime minister in the English-speaking world. As leader of the Liberal Party<ref> Although  Canada had both a Liberal and a Conservative party, the names do not correspond to American usage of the terms. Both parties combined what Americans would call "liberal" and "conservative" policies.</ref> he was the dominant political figure from the 1920s through the 1940s, leading Canada through prosperity, depression and war.  His surname was "King" but he was usually styled "Mackenzie  King."