From the Smithsonian Magazine site:
June 26, 1963: “Ich bin ein Berliner”
In West Berlin, President John F. Kennedy delivers the famous speech in which he declares, “Ich bin ein Berliner.” Meaning literally “I am a citizen of Berlin,” the statement shows U.S. solidarity with democratic West Berlin, surrounded by communist territory.
View a video of President Kennedy’s speech at American Rhetoric, Top 100 Speeches.
Photo of President Kennedy addressing Berlin’s citizens, photographer unidentified; from American Rhetoric site.