Canadian troops stand ready to repel a German attack on the trenches. One soldier keeps a look out using a periscope to see over edge of the trench. Around 650,000 Canadian soldiers fought in WW1.

The next morning, German trenches were filled with soldiers ready to pounce once the gas had cleared. The plan was to release the chlorine in the frosty morning, when it would cling best to the ...

A postcard discovered in the diary of a German World War One officer has led his descendant to bring a message sent to the trenches more than a century ago back to the family of a fallen British ...