Rough Riders, theˈRough ˌRiders, the 
a group of US cowboys and farmers who were trained to fight against the Spanish in Cuba in the spanish-american war (1898). They were led by Theodore roosevelt, who later became the US president.
a group of US cowboys and farmers who were trained to fight against the Spanish in Cuba in the spanish-american war (1898). They were led by Theodore roosevelt, who later became the US president.