Complex sentence: This, however, was only a short lived peace because the Spaniards soon took advantage of the Tainos' good faith and enslaved them: forcing them to work in the mines and in the construction of forts.
Split into simpler sentences: This, however, was a short lived peace because the Spaniards soon took advantage of the Tainos' good faith and enslaved them. They were forced to work in the mines and in the construction of forts.