Here's a wonderful newsreel from the pivotal year of 1939.
Luckily for me, it's a review of the entire year and is an atmospheric reminder of the build-up to World War Two. You really get a sense of propaganda in the tone of the announcer's voice, trying to make out that the impending disaster is somehow thrilling instead of terrifying, as it must have been - especially to those who had already lived through the previous great conflict.
Woodbine involves the children of Katy Phipps and Cassandra Flintock-Smythe as they face the danger and impending threat of Nazism spreading across the globe.
I've yet to pen Ivy, the final book, and it's a daunting challenge but it's a good feeling to have got halfway through this ambitious project.
Here's the newsreel: