Sentries there signaled to other troops for an approaching enemy by waving a flag or firing a gun. Its arched structure (hong-ye) was in-built August six, 1796 (the twentieth year of King Jeongjo?�s reign). A posa is usually a sentry put up from which, in instances of emergencies such as https://edgarxkvhr.jts-blog.com/30499523/helping-the-others-realize-the-advantages-of-suwon-hwaseong-수원룸살롱