The butterfly effect is going to screw you over long before 15 years have passed, in many ways, but even directly via the weather: how many naval battles could have turned out differently if the weather changed?
Land battles, too. Before modern communications, the direction of the wind had a large effect on how fast and far orders could be heard.
The butterfly effect is going to screw you over long before 15 years have passed, in many ways, but even directly via the weather: how many naval battles could have turned out differently if the weather changed?
Land battles, too. Before modern communications, the direction of the wind had a large effect on how fast and far orders could be heard.