Ulysses Grant (born 1822- died 1885) commanded the victorious Union army during the American Civil War 1861-1865 and served as the 18th U.S. president from 1869 to 1877. Also he was born in Ohio and fought in the “Mexican-American” War from 1846-1848
If you mean the first American flag then it's on display at Prospect Hill.
I think they are still used and relevant today because people know that they are very significant. people take that they were written long ago into consideration and that makes it more valuable