a couple more callers for john mountcastle. here's kevin in los angeles, welcome. >> caller: hello, general. i want to ask one question. you mentioned that he was the -- an observer in the crimean war. how much of an impact observing the crimean war have on him? what did he see? what did he experience? >> thanks, kevin, that's a great question. because it wasn't that easy for the americans to get into the area of operations. the french and british were not especially enthused over the idea of a bunch of american army officers coming into the midst of an operation that was not going particularly well, and so they had to fight to get first to the battle area, and then second to get the kind of information that they felt would be useful to the united states army. an army that, remember, at the start of the civil war only amounted to 18,000 people in total, and of that, maybe 1,500 officers and the rest enlisted soldiers spread from coast to coast in little garrisons and places like fort sumter and fort monroe, and the city of san