sentences:  He was instrumental in defusing the Fredonian Rebellion in Texas in 1826, by keeping the Cherokees neutral.He briefly commanded a small military force at Fort Terán in 1831 and helped overthrow the centralist commandant at Nacogdoches in 1832, becoming the interim Mexican military chief in East Texas.Although he probably sympathized with the Texas Revolution, Bean was after all an officer in the Mexican army.