August 28, 2015
President Obama will host President Joachim Gauck of Germany for a meeting in the Oval Office on Wednesday, October 7. President Gauck's visit will mark the 25th anniversary of German reunification and underscore the abiding friendship and partnership between the United States and Germany. The President looks forward to discussing ways to build on this partnership in the pursuit of common values and shared strategic and economic goals.
Barack Obama, Statement by the Press Secretary on the Visit of President Joachim Gauck Of Germany Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/311096