<prompt> Translate the following text to EnglishWalikuwa na mamlaka juu ya visiwa vilivyo karibu na pwani ya kaskazini ya Ugiriki, lakini Wafoinike waliendelea kudhibiti njia kuu za baharini; kusini mwa eneo hilo, biashara iliendelea kama kawaida.  <response>: They held sway over islands off the northern Greek coast, but the Phoenicians kept control of the main sea routes; south of the area, trade continued as usual. 