In 1971, a Canadian rode the Soviet premier like a horse and only spent two months in jail

A young man with a 1970s-bowl hairstyle burst through the crowd and leaped onto the back of the 67-year-old Russian

It happened in Canada: This series, on the revolutionaries, luminaries and criminals who have visited the Great White North, was originally published in 2014

Only one year before, Ottawa had swarmed with troops deployed to protect federal buildings and employees from the threat of Quebec extremists.

Four years before that, the halls of the Centre Block on Parliament Hill had shaken with percussion waves as an Alberta-born terrorist accidentally blew himself apart with a dynamite bomb.