This "small" mod adds yearly event cards to the game to help you better keep track of in-game and real-world time. The events are always triggered on New Year and include real images from the era, some statistics about world events as well as about the progress of your country.
FAQ
File info
I like the idea behind this, over time it would be awesome if you could add alternate versions for the images based out of the amount of world tension generated that year in a way to really show the state of the wold