The Beatles made history, but they didn't sing about it much. Even when they did, usually it was an oblique reference to a current event – something that for them was contemporary, but which has since gone into the history books. In this way, larger historical currents did make their way into the band's lyrics – albeit often metaphorically, or as quick one-liners. Here's a sampling of the rare and subtle ways the Beatles commented on the world at large, and its past.