United States Senate inquiry into the sinking of the Titanic
The sinking of the RMS Titanic on April 14–15, 1912 resulted in an inquiry by a subcommittee of the Commerce Committee of the United States Senate, chaired by Senator William Alden Smith. The hearings began in New York on April 19, 1912, later moving to Washington, D.C., concluding on May 25, 1912, with a return visit to New York.
Source: Wikipedia — United States Senate inquiry into the sinking of the Titanic (CC BY-SA 4.0)