 Promoted by GLAAD, observers wear the color purple as a visible sign of support for LGBTQ youth and against bullying during National Bullying Prevention Month, as well as to honor LGBTQ victims of suicide.The first observance took place on Wednesday, October 20, 2010.Later observances were held on Thursday, October 20, 2011 and Friday, October 19, 2012 before the tradition of the third Thursday of October was established in 2013.