Complex sentence: In the early 16th century, Vasco da Gama extorted tribute from the wealthy Islamic state, but not soon after, another Portuguese force commanded by D. Francisco de Almeida took control of the island in (1505) after besieging it.
Split into simpler sentences: In the early 16th century, Vasco da Gama extorted tribute from the wealthy Islamic state. In 1505 another Portuguese force commanded by D. Francisco de Almeida took control of the island after besieging it.