Former US President Ronald Reagan and former USSR General Secretary Gorbachev, a section of the Berlin Wall. 美國前總統雷根和前蘇聯總書記戈巴契夫, 一面柏林牆

Lawrence K. Ho/Los Angeles Times via Getty Images
Ronald Reagan and former USSR General Secretary Gorbachev stand in front of a section of the Berlin Wall at the Ronald Reagan Presidential Library in Simi Valley, Calif., during Gorbachev's visit to the US in July, 1992.
gty_ronald_reagan_library_19_jc_150915 - ABC News
http://abcnews.go.com/US/photos/photo-33773006