Conversation so far:
What was Afonso de Albuquerque arrested for?
after a petition from former officers with the support of Diogo Lopes de Sequeira claiming him unfit for governance, Afonso de Albuquerque was sent in custody to St. Angelo Fort
Was Afonso de Albuquerque alone at St. Angelo Fort?
How long was Afonso de Albuquerque imprisoned in St. Angelo Fort?
Afonso de Albuquerque was released after three months' confinement, on the arrival at Cannanore of the Marshal of Portugal with a large fleet.
Any interesting information about Afonso de Albuquerque's arrest at Cannanore?
supported by the officers who had abandoned Afonso de Albuquerque, Almeida fought the naval Battle of Diu against a joint fleet, as personal revenge for the death of his son.

Question: When did his son die?
Self-contained rewrite: When did Almeida's son die?