TL;DR -- The U.S.? Lots to say about its history and future. The latter is problematic as we do not really know the former. Turns out that Harvard's parallel existence over the long years from the colonies to today is very much of interest to a relook at the U.S. A small beginning is this pass through the Heads.
Our look at the Heads of Harvard (Wikipedia) has been quite cursory so far. This one was interesting due to Urian Oakes being the fourth in the role. He spent time here and abroad; his family was involved with the Ancient & Honorable Artillery company which bears a closer look.
Initially, the interests for looking at the Heads were several, but we can start with this list: