"you can send Ben to the Navy I says or to the cavalry anyway, they use geldings in the cavalry."
United States Cavalry, Camp Hancock, Georgia, 1918
Public DomainUnited States Cavalry, Camp Hancock, Georgia, 1918 - Credit: U.S. National Archives and Records Administration

The United States Cavalry is the mounted force of the United States Army. Geldings are preferred to stallions as they are more docile and hence easier to control. 

 

 

 

 

 

A horse being gelded
Creative Commons AttributionA horse being gelded - Credit: Vet Moves.com