<prompt> Translate the following text to SwahiliBy the 17th century pirate attacks prompted the building of extensive city defenses colossal forts, a chain across the harbor mouth, and prominent city walls making Havana the Bulwark of the West Indies.  <response>: Kuanzia karne ya 17 na kuendelea, mashambulizi ya maharamia yalifanya jiji la Havana liwe na ngome kubwa, ngome kubwa, na kuta za jiji kubwa, na hivyo kuwa ngome ya West Indies. 