question: What was the nationality of the philosopher whose philosophy Harry Victor Jaffa developed an American application of?
answer: German-American
context: Title: J. Baird Callicott
  Passage: J. Baird Callicott is an American philosopher whose work has been at the forefront of the new field of environmental philosophy and ethics.  He is a University Distinguished Research Professor and a member of the Department of Philosophy and Religion Studies and the Institute of Applied Sciences at the University of North Texas.  Callicott held the position of Professor of Philosophy and Natural Resources at the University of Wisconsin–Stevens Point from 1969 to 1995, where he taught the world’s first course in environmental ethics in 1971.  From 1994 to 2000, he served as Vice President then President of the International Society for Environmental Ethics.  Other distinguished positions include visiting professor of philosophy at Yale University; the University of California, Santa Barbara; the University of Hawai’i; and the University of Florida.
  Title: Danielle Macbeth
  Passage: Danielle Monique Macbeth (born 1954 in Edmonton, Canada) is a philosopher whose work focuses on the philosophy of mathematics, the philosophy of language, metaphysics, and the philosophy of logic.  She is T. Wistar Brown Professor of Philosophy at Haverford College in Pennsylvania where she has taught since 1989.  Macbeth also taught at the University of Hawaii from 1986-1989.
  Title: Quintus Sextius
  Passage: Quintus Sextius the Elder ( ; Latin: "Quinti Sextii Patris" ; fl.  c. 50 BC) was a Roman philosopher, whose philosophy combined Pythagoreanism with Stoicism.  His praises were frequently celebrated by Seneca.
  Title: Graham Oppy
  Passage: Graham Robert Oppy (born 6 October 1960) is an Australian philosopher whose main area of research is the philosophy of religion.  He currently holds the posts of Professor of Philosophy and Associate Dean of Research at Monash University and serves as Associate Editor of the Australasian Journal of Philosophy, and serves on the editorial boards of Philo, Philosopher's Compass, Religious Studies, and Sophia.
  Title: Harry V. Jaffa
  Passage: Harry Victor Jaffa (October 7, 1918 – January 10, 2015) was an American political philosopher, historian, columnist and professor.  He was the Professor Emeritus at Claremont McKenna College and Claremont Graduate University and a distinguished fellow of the Claremont Institute.  Robert P. Kraynak says his "life work was to develop an American application of Leo Strauss's revival of natural-right philosophy against the relativism and nihilism of our times."
  Title: Thomas Seebohm
  Passage: Thomas Seebohm (born William Thomas Mulvany Seebohm, July 7, 1934, Gleiwitz, Upper Silesia – August 25, 2014, Bonn, Germany) was a phenomenological philosopher whose wide-ranging interests included, among others, Immanuel Kant, Edmund Husserl, hermeneutics, and logic.  Other areas of Professor Seebohm's interests included the history of philosophy, philosophy of history, philosophy of the formal sciences, methodology and philosophy of the human sciences, the history of 19th century British Empiricism, American pragmatism, analytic philosophy, philosophy of law and practical philosophy, and the development of the history of philosophy in Eastern Europe.  Despite this diverse span of interests, Seebohm was chiefly known as a phenomenologist, who "above all...considered himself a creative phenomenologist, who as a critically reflecting philosopher would look at all major issues with which he became confronted, from a transcendental phenomenological point of view."
  Title: Leo Strauss
  Passage: Leo Strauss ( ; ] ; September 20, 1899 – October 18, 1973) was a German-American political philosopher and classicist who specialized in classical political philosophy.  He was born in Germany to Jewish parents and later emigrated from Germany to the United States.  He spent most of his career as a professor of political science at the University of Chicago, where he taught several generations of students and published fifteen books.
citations: Harry V. Jaffa Leo Strauss