original: The Spanish did not manage to conquer the island until 1697, after several attempts, that begun in 1629, when they marched in, from Corozal in Belize, Yucatán and Alta Verapaz, attacked via boats and destroyed it.
simplifications: The Spanish did not manage to conquer the island until 1697.  Attempts begun in 1629, when they marched in, from Corozal in Belize, Yucatán and Alta Verapaz, attacked via boats and destroyed it. The Spanish couldn't capture the island until 1697, when they marched in, from Corozal in Belize, Yucatán and Alta Verapaz, attacked via boats and destroyed it. The Spanish didn't conquer the island until 1697 after attempts that started in 1629, when they attacked by boats and destroyed it. The Spanish didn't conquer the island until 1697. It took many attempts that begun in 1629. They marched in from Corozal in Belize, Yucatán, and Alta Verapaz. They attacked from their boats and destroyed it. The Spanish did not conquer the island until 1697. This was after several tries that begun in 1629. At that time, they marched in from Corozal in Belize, Yucatán and Alta Verapaz, attacked via boats and destroyed it. The Spanish did not conquer the island until 1697. They marched from Corozal in Belize, Yucatán and Alta Verapaz, attacked via boats and destroyed it. Their attempts began in 1629. The Spanish did not conquer the island until 1697, after several attempts, that started in 1629, they marched from Corozal in Belize, Yucatán and Alta Verapaz and attacked and destroyed via boats. The Spanish did not take over the island until 1697. The Spanish did not manage to conquer the island until 1697, after several attempts, which began in 1629, when they marched from Corozal in Belize, Yucatán and Alta Verapaz, attacked by boats and destroyed it. The Spanish did not defeat the island until 1697, after several attempts, that begun in 1629, when they marched in, from Corozal in Belize, Yucatán and Alta Verapaz, attacked via boats and destroyed it.