September 17, 2001
Source: CNN
http://www.cnn.com/2001/US/09/16/gen.hate.crimes/index.html
On September 17, 2001, CNN reported that "Reports of hate crimes against Muslims and southeast Asians have risen exponentially across the U.S. in the wake of Tuesday's terror attacks." These attacks included some 300 reported attacks against Muslims; the firebombing of a Hindu temple in Matawan, New Jersey; and over 100 attacks against Sikhs, including an Arizona murder that may have been a hate crime.
See also: Hinduism, Interfaith, Islam, Sikhism, Discrimination/Accomodation, September 11, Violence/Vandalism