 in case we go to war, but let's keep them trained and overseen by the federal government. Let's make sure that we keep them under control. And so they didn't want to have to rely on foreigners, as they had during the Revolution. They're also drawing this lesson forward. So in the U.S., kind of a revolution against Great Britain, a lot of the military engineering, a lot of the heaviest kind of work to actually build fortifications and protect the army had been done by foreigners.