There definitely had been a long (even centuries long) conflict with Finns and Russians, with their involvement in the Civil War and Finnish heimosodat being the most recent ones before Winter War. So the war didn’t come as out of nowhere than some think. But also the long conflict with Russians also played a role in the mistrust in their “we just want small areas to feel safe” argument.
There definitely had been a long (even centuries long) conflict with Finns and Russians, with their involvement in the Civil War and Finnish heimosodat being the most recent ones before Winter War. So the war didn’t come as out of nowhere than some think. But also the long conflict with Russians also played a role in the mistrust in their “we just want small areas to feel safe” argument.