翻译一下~很好的追加分

Flag : Stars and Stripes. Wang was a rectangular shape, length and width ratio of 19:10. The main by 13 red, white and white width of the composition of the seven red, six white threads; Flag-blue upper left corner of the rectangular, Pai-nine of which the row with 50 white five-pointed star. Red symbolizes strength and courage, the white purity and innocence representatives, blue symbol of vigilance, perseverance and justice. 13 wide launch of the first representative of the war of independence and achieved victory in the 13 states, 50 five-pointed star on behalf of the United States of America a few states. In 1818 the United States Congress passed a bill on the white flag of the fixed width of 13. Number five-pointed star with the same number of states of America. Each additional one state, the national flag on the increase in a star general in New Hampshire to join the second year after the July 4 implementation. So far, the flag has 50 stars to represent the 50 states. Year on