the moderns By adamdunson Mar 8, 1912 titanic sinks after titanic sinks after striking an iceberg off newfoundland. Mar 8, 1913 robert frost robert frost publishes hus first poetry collection, a boys will. Mar 8, 1914 panama canal panama canal opens. Mar 9, 1916 carl sandburg carl sandburg publishes chicago poems. Mar 8, 1917 wold war 1 united states enters world war 1.