Negro Rebellion
In total, there was about 2,789 American men and officers in total who were in Cuba, half of them were sent to occupy towns and cities and the  other half was kept in Guantanamo. The Marines also guarded American sugarcane plantations, copper mines, railroads and trains that were owned by American companies. The Afro-Cubans attacked the Marines only one time, at El Cuero but they lost the battle and both sides suffered 0 casualties.