Today is the 150th anniversary of the battle between the Monitor and the Merrimack, the world’s first battle between ironclad ships. “You can see surprise in a ship just as you can see it in a man, and there was surprise all over the Merrimack,’’ one sailor said when the smaller Monitor emerged from behind a crippled frigate and prepared to take on the bigger, more heavily-gunned Merrimack. To read my article in today’s New York Times, click here.