Final answer:
The leaders of the Mexican government were concerned about the Fredonian Rebellion because it could inspire other independence movements.
Step-by-step explanation:
The leaders of the Mexican government were concerned about the Fredonian Rebellion because it could inspire other independence movements. The rebellion was led by Haden Edwards, an empresario who tried to evict settlers from his land grant and declared the formation of the Republic of Fredonia. This act challenged the Mexican government's authority and potentially threatened its control over other regions.