ðeɪ ɡˈæðɚd ɐn ˈɛstᵻmˌeɪɾᵻd fˈaɪvhˈʌndɹɪd slˈeɪvz fɹʌm plæntˈeɪʃənz ɐlˈɔŋ ðə ɹˈɪvɚ ɹˈoʊd ænd mˈɑːɹtʃt təwˈɔːɹd nˈuː ˈɔːɹliənz.
They gathered an estimated 500 slaves from plantations along the River Road and marched toward New Orleans.