I will introduce about the Korean historical event. After the new stone age, the three empire was built. It was goguryeo which is built by Jumong which Jumong means in Korean good at archery. He was born in god of water habak and sister youwha and he built the empire because the friends try to kill him. Also second empire baekjae built by onjoh which is the son of the Jumong. And the third empire sinla and the builder is parkhyukgeosae and born in egg which unicorn. The empire baekjae was the first harvest and easy to grow crop because it includes the huge plain and also they can get the habit from china by the yellow river. They also with Japan too. Next time the goguryeo was the strongest because the king of the goguryeo conquered huge amount of the land which break about 172 castles. Next the sinla became rich because the king of the sinla made the hwalangdo that makes the leader to be the ruler. There was one more empire gaya but early destroyed by the sinla. And in three empire generation, the kind of religion was. And the sinla baekjae goguryeo believed the buddism. They built the building and tower to make the buddism to introduce to Japan and China and even other country. Also the tradition and society was each different. The tower that is easy to see the star means that in three empire generation the astronomy was exist and the iron armor shows that the iron technical. And then after this event two war was happened with uniformed China and one war the goguryeo uljimunduk kill in the stream. But the sinla uniformed the goguryeo and baekjae and gaya which is good.