DU is the only non-secret international fraternity.
DU is the nation's sixth oldest fraternity, established in 1834.
DU was established at Penn State in 1911.
DU reorganized in 2009 with a new class of Founding Fathers and a vision for a new fraternity.
DU stands for the Advancement of Justice, Promotion of Friendship, Development of Character, and the Diffusion of Liberal Culture.
I mean to make myself a man, and if I succeed in that, I shall succeed in everything else.
-James A. Garfield, Delta Upsilon 1856