One hundred years ago today, Halifax was rocked by a terrible explosion of a munitions ship that was bound for the war in Europe. You can read this article from the CBC for more details.
Here is a list of some of my favourite Canadian books on the event.
Juvenile Fiction
No Safe Harbour: The Halifax Explosion Diary of Charlotte Blackburn by Julie Lawson
Juvenile/Teen Nonfiction

Blizzard of Glass: The Halifax Explosion of 1917 by Sally M. Walker

Barometer Rising by Hugh MacLennan
Adult Nonfiction

The Halifax Explosion: Canada’s Worst Disaster by Ken Cuthbertson