Gregg was in the band from December 2003 to September 2008, went on several North American and European tours with the band, and contributed to the 2007 Intro5pect record, Realpolitik!.
The EP continued to further develop Intro5pect's sound and political and social beliefs, as hinted from the title, which refers to the Realpolitik ideal of democracy.
After World War II, definitions typically focused on the subject of realpolitik that developed during the Cold War between the United States and the Soviet Union.
Christian Gerlach–Götz Aly: Das letzte Kapitel. Realpolitik, Ideologie und der Mord an den ungarischen Juden 1944/1945. Deutsche Verlags-Anstalt, Stuttgart, 2002, ISBN 3-421-05505-X.