Commentary After crowds cheered them on from overpasses and at truck stops from one end of the country to the other, the Freedom Convoy arrived at Parliament Hill in Ottawa on Jan. 29 to protest COVID vaccine mandates. Thousands of supporters joined them to wave Canadian flags, dance in the snow, play street hockey, and cheer speeches delivered from a flatbed truck. Kids played in a bouncy castle and on hay bales. On Feb. 18 and 19, police brandishing riot batons arrested close to 200 people, broke truck windows, and unleashed the occasional burst of pepper spray. By the evening of the 19th, the trucker encampment had been cleared away. Two days to flatten the bouncy castle confirmed what two years of COVID restrictions had already demonstrated: Canada needs a new constitution. You wouldn’t know that from reading the existing text. The Canadian Constitution seems to compare well to others …