David Rumsey Map Collection, www.davidrumsey.com

About Christopher

Christopher Klein is an author and freelance writer specializing in history. He writes stories about the past that inform us about the present and guide us to the future. A frequent contributor to History.com, he is the author of four books including When the Irish Invaded Canada.

About When the Irish Invaded Canada

When the Irish Invaded Canada is the outlandish, untold story of the Irish American revolutionaries who undertook one of the most fantastical missions in military history—to hold the British province of Canada hostage and ransom it for Ireland’s independence.

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Also By Christopher Klein

Featured Article

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October 15, 2021

A 1901 smallpox epidemic, a charismatic quack, and the rise of anti-vax propaganda in Boston

 

An aggressive smallpox vaccination campaign had nearly contained the outbreak. Then Immanuel Pfeiffer came along.

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When the Irish Invaded Canada
Now in Paperback!

"Klein has burrowed deep into the historical record and his vivid, engrossing storytelling brings to life the raids as well as the eccentric characters behind them."

The Irish Times

Latest History Blog Post

“A Date Which Will Live in Infamy”

December 7, 2021

We all know December 7, 1941, as “a date which will live in infamy.” But did you know that was not the original line penned by President Franklin D. Roosevelt? The presidential address that was delivered…