The independence of Brazil was: Supported by the king of Portugal.
Won after a long , bloody war.
Backed by the liberal government after the defeat of napoleon.
Granted by Napoleon.

in my opinion i think it was not excessive at all. the maids turned against the queen in his absence, how could he ever trust them again? if he let them go they would surely spread the news of the suitor's deaths, which is much too risky. as for the suitors, they were selfish, rude, and greedy. the god's had apparently marked them for death, meaning odysseus made their death come faster.

we cant know we need to see to put any anwers