Hannah Arendt Hannah Arendt was a German-American philosopher and political theorist, perhaps the most important political philosopher of the 20th century. Prophetic Warning Against the Current, No. 128, May/June 2007 Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on WhatsApp (Opens in new window) WhatsApp Email a link to a friend (Opens in new window) Email Print (Opens in new window) Print