Passage: A gang of criminals rob a Gotham City mob bank, murdering each other for a higher share of the money until only the Joker remains, who escapes with the money. Batman, District Attorney Harvey Dent and Lieutenant Jim Gordon form an alliance to rid Gotham City of organized crime. Bruce Wayne believes that with Dent as Gotham's protector, he can retire from being Batman and lead a normal life with Rachel Dawes – even though she and Dent are dating.

Question: What was the primary intention of the alliance?
rid Gotham City of organized crime