Complex sentence: Because of the frequent use of a now derogatory term for African Americans, the novel has often been attacked for being racist throughout history; however, the novel and its characters are largely symphathetic to the plight of escaped slaves and critical of the institution of slavery.
Split into simpler sentences: Because of the frequent use of a now derogatory term for African Americans, the novel has often been attacked for being racist throughout history. However, the novel and its characters are largely symphathetic to the plight of escaped slaves and critical of the institution of slavery.