question about pirates of caribbean 3

@surfer222 (1715)
October 7, 2011 1:23pm CST
At the end of Pirates of caribbean 3, why is the british royal navy's boat didn't fire a single shot at either black pearl or flying dutchmen? And when were those two navy's soldier become a pirates? (two navy's soldier who guard HMS dauntless and meet jack sparrow on Pirates of caribbean 1)
No responses