| Business/Industry |  | In Philadelphia, the Union Volunteer Refreshment Saloon closes | 
          
                                                                                        | Business/Industry |  | The International Ocean Telegraph Company is formed to extend telegraph lines into Central American and the Caribbean. | 
          
                                                                                        | Battles/Soldiers |  | Famous navy veteran is laid to rest in the Brooklyn Naval Cemetery | 
          
                                                                                        | Crime/Disasters |  | In New York City, a large fire in a cotton warehouse kills one fireman and injures several others | 
          
                                                                                        | Crime/Disasters |  | Massive fire burns for hours and destroys a furniture business in Chicago | 
          
                                                                                        | Lawmaking/Litigating |  | House Republicans vote to set up a joint committee to determine the suitability of Southern representation | 
          
                                                                                        | Crime/Disasters |  | On a New York City street, the collision of a express train and a streetcar kills a young boy and injures others | 
          
                                                                                        | Legal/Political |  | On an unseasonably warm day, the 39th Congress opens in Washington, DC | 
          
                                                                                        | Campaigns/Elections |  | In Raleigh, the new North Carolina legislature elects William Graham as United States Senator | 
          
                                                                                        | Science/Technology |  | In Maryland, the people of Maryland enjoy freakish summer-like temperatures and sunshine | 
          
                                                                                        | US/the World |  | Peru and Chile negotiate an alliance against Spain, assuring full-scale war over the Chincha Islands dispute | 
          
                                                                                        | Legal/Political | - | The first session of the 39th Congress is sitting at the capital from December 4 to December 21, 1865 | 
          
                                                                                        | Campaigns/Elections |  | City Recorder John Thompson Hoffman, a Democrat, is elected the Mayor of New York City | 
          
                                                                                        | Education/Culture |  | The third annual celebration of Thanksgiving Day takes place across the country | 
          
                                                                                        | Crime/Disasters |  | Near Oswego, New York, a repairs train hits two cows and derails, killing a brakeman | 
          
                                                                                        | US/the World |  | The first king of Belgium, Leopold I, dies near Brussels | 
          
                                                                                        | Campaigns/Elections |  | In Montgomery, Robert Miller Patton is inaugurated as Alabama's first elected post-Civil War governor | 
          
                                                                                        | US/the World |  | In Hungary, Austro-Hungarian Emperor Franz Josef opens the recently-called Hungarian Diet | 
          
                                                                                        | Lawmaking/Litigating |  | In Washington D.C., the House names its nine members of the new Joint Committee on Reconstruction | 
          
                                                                                        | Campaigns/Elections |  | Charles Jones Jenkins is inaugurated as the first post-Civil War elected governor of Georgia | 
          
                                                                                        | Crime/Disasters |  | In Chicago, convicted murderers Patrick Fleming and William Corbett die on the gallows | 
          
                                                                                        | Crime/Disasters |  | Shifting ice on the frozen Mississippi River crushes seven river boats on the St. Louis, Missouri levee | 
          
                                                                                        | Crime/Disasters |  | In the District of Columbia, an explosion kills seven men at the Washington Arsenal | 
          
                                                                                        | Lawmaking/Litigating |  | The Thirteenth Amendment outlawing slavery is announced as now the law of the land. | 
          
                                                                                        | Legal/Political |  | The first session of the 39th Congress adjourns for a two-week holiday recess | 
          
                                                                                        | Lawmaking/Litigating |  | In Washington D.C., the U.S. Senate names its six members of the new Joint Committee on Reconstruction | 
          
                                                                                        | Science/Technology |  | Winter begins | 
          
                                                                                        | Legal/Political | - | The first session of the 39th Congress is in a two-week holiday recess until January 5, 1866 | 
          
                                                                                        | Crime/Disasters |  | Catholic Bishop accosted and wounded by highwaymen near Cincinnati, Ohio | 
          
                                                                                        | Education/Culture |  | Six C.S.A. veterans in Pulaski, Tennessee found the first chapter of the Klu Klux Klan. |