Original sentence: Despite the United Irishmen being an avowedly non-sectarian organisation, the rebel attrocities at times took on a sectarian nature especially where rebel discipline broke down, with Protestantism often being equated with loyalism
Edited sentence: Despite the United Irishmen being an avowedly non-sectarian organisation, the rebel attrocities rapidly took on a sectarian nature especially where rebel discipline broke down and deep rooted sectarian hatreds were given free reign, with Protestantism often being equated with loyalism