Country Once Led by William Lyon Mackenzie King
Puzzle 14 of Architectural Styles Hard Pack
Question is: Country Once Led by William Lyon Mackenzie King
and the answer is: CANADA
Word Meaning:
CANADA — (historical, measure) A traditional Portuguese unit of liquid volume equal to 1.7–2.1 liters depending on the area of Portugal, used particularly for wine.
Definitions from Wiktionary.