Who was the general in charge of the vimy ridge campaign in 1917?

British First Army commander General Henry Horne approved the plan on 5 March 1917. The plan divided the Canadian Corps advance into four coloured objective lines.

By 1917, Canadians had been fighting for two years. The raw levies that held the Germans off at Ypres in April 1915 now were experienced soldiers. But the key to the success at Vimy came when Byng sent General Arthur Currie of the First Canadian Division to study the methods of the French.

The Battle of Vimy Ridge, 9-12 April 1917. Many historians and writers consider the Canadian victory at Vimy a defining moment for Canada, when the country emerged from under the shadow of Britain and felt capable of greatness. ... But it was a victory at a terrible cost, with more than 10,000 killed and wounded.

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