Hillary Clinton book tour stopping in Toronto, Montreal, Vancouver

Hillary Clinton is stopping in Toronto, Montreal and Vancouver to promote her upcoming book What Happened.

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Her publisher Simon and Schuster says the book is Clinton's "most personal memoir yet" with revelations including her thoughts and feelings during last year's failed U.S. presidential bid.

The 15-city speaking tour is being billed as a "detailed and surprisingly funny" look at her journey, the process of writing the bookand her plans for the future.

Clinton is scheduled to visit Toronto, the second stop on her tour, on Sept. 28 at the Enercare Centre.

She is booked for the Palais des Congres de Montreal on Oct. 23 and the Vancouver Convention Centre on Dec. 13.

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Clinton has previously authored two memoirs. Hard Choices, which was published in 2014, chronicled her time serving as U.S.'s secretary of state and 2003's Living History covered her early life through to her tenure in the White House as the First Lady. Her other books include the 2016 campaign guidebook Stronger Together, the coffee table book An Invitation to the White House, and the children's books Dear Socks, Dear Buddy: Kids' Letters to the First Pets and It Takes a Village.

What Happenedis due Sept. 12.

With files from CBC Books