shot heard round the world

== English == === Etymology === From the 1837 poem Concord Hymn by Ralph Waldo Emerson. === Phrase === shot heard round the world The opening volleys of the Battles of Lexington and Concord during the American Revolution. The shooting of Archduke Franz Ferdinand and Duchess Sophie on 28 June 1914 that was the casus belli of the Great War. A 1951 home run by Bobby Thomson of the New York Giants (idiomatic) Any cataclysmic event ==== Alternative forms ==== shot heard 'round the world ==== Translations ====