| Category | Sub-Categories | Boards |
| Civil War | 39 | 11 |
| Mexican War | 2 | 1 |
| American Revolution | 0 | 13 |
| Canada | 0 | 5 |
| French and Indian War | 0 | 3 |
| Korean War | 0 | 2 |
| Russia | 0 | 1 |
| Spanish-American War | 0 | 3 |
| United Kingdom | 1 | 14 |
| United States | 1 | 19 |
| Vietnam War | 0 | 2 |
| War of 1812 | 0 | 6 |
| World War I | 0 | 11 |
| World War II | 0 | 30 |
| Afghanistan War (2001- ) | 0 | 2 |
| Iraq War (2002 - ) | 0 | 2 |
| Board | Threads | Messages | Last Post |
| Austro-Hungarian Military | 206 | 1050 | 9 Jun 2015 |
| Boer War | 377 | 1581 | 2 Aug 2015 7:06AM GMT |
| Crimean War | 22 | 105 | 17 Mar 2015 |
| Franco-Prussian War | 2 | 4 | 10 Jan 2014 |
| French Military | 107 | 318 | 5 Apr 2015 |
| General | 4 | 125 | 8 Jul 2015 |
| German Military | 370 | 1570 | 20 Jul 2015 |
| Italian Military | 16 | 34 | 27 Feb 2015 |
| Medal identification | 19 | 53 | 23 Jul 2015 |
| Medieval Military | 0 | 0 | 8 Jun 2012 |
| Memorials | 3 | 3 | 25 Jun 2015 |
| Merchant Marines | 310 | 608 | 16 Jul 2015 |
| Mexican Revolution | 69 | 359 | 21 May 2015 |
| New Zealand Military | 0 | 0 | 13 Apr 2015 |
| Philippine War (1898 - 1901) | 1 | 5 | 15 Feb 2014 |
| Uniform Identification | 200 | 803 | 20 Jun 2015 |
| Aroostock War (1838-1842) | 8 | 32 | 26 Mar 2013 |
| Gulf War (1990-1991) | 30 | 66 | 21 Feb 2015 |