| Date | Event |
|---|---|
| July 25 1866 | Aloys Schmitt Died |
| July 03 1866 | Prussia Won Battle Of Königgratz |
| July 20 1866 | Austrians Defeat Italians At Vis Island |
| July 24 1866 | Tennesse, Is The First Confederate State To Join The Union Post War |
| July 25 1866 | Grant Becomes First General Via Congress |
| July 27 1866 | Completion Of Permanent Transatlantic Telegraph Ireland To Canada |
| July 28 1866 | Ream First Female Receives U.S. Commission |
| July 30 1866 | Louisiana Police Raid On Party Meeting Kills 40 |