His daughter, Shirley Phelps-Roper, confirmed news of the death to the Topeka Capital-Journal.

The Westboro Baptist Church was established in 1955 by the elder Phelps. Over the years, the Topeka-based group became infamous for their vehement anti-gay rhetoric and picketing of funerals.

Below is the KMMS-AM exclusive conversation with Shirley Phelps-Roper conducted in advance of the Westboro Baptist Church's visit to Bozeman in September 2013.