Membership in the fraternity is open to honorable men studying at one of Aachen's universities and is based exclusively on personality, good moral standing, and strength of character.Die Corps. "Prinzipien der Corps" An article explaining the principles of being a Corps Student: http://www.die-corps.de/prinzipien.0.html Retrieved on Oct. 7, 2013. Members of the Corps Marko-Guestphalia value and engage in the tradition of academic fencing as a way to sharpen and prove their character under pressure. Continuing a practice dating back into the 1700s, Marko-Guestphalia's members wear the traditional couleur, colored stripes, in green-white-black. The fraternity teaches and expects tolerance from its members, stemming from diverse ethnic, national, religious and political backgrounds. While many of their members stem from the west-Rhine region of Germany, Marko-Guestphalia enjoys a strong membership of international students (examples include Denmark, India, Italia, Serbia, Turkey, USA, Peru), similar to the internationally very open character of the RWTH.
