sentences:  Giles was admitted to the bar and entered private practice in Baltimore, Maryland from 1829 to 1837, in 1839, from 1841 to 1844, and from 1847 to 1853.He was a member of the Maryland House of Delegates in 1838 and 1840.Giles was an officer of the American Colonization Society for more than thirty years, and for more than twenty years one of the commissioners of the State of Maryland supervising the emigration of free blacks to Liberia.