Transitional justice aims at once to restore victims' dignity, build confidence between warring groups and foster the institutional changes needed to bring about a new relationship within the population, in order to usher in the rule of law without endorsing practices that amount to total or partial impunity. In situations of post-conflict, however, governments are also faced with other pressing needs, such as disarming fighting forces, improving civilian security, compensating victims and relaunching the economy of a society in ruins. This article explores the relationship between these needs and transitional justice mechanisms, and critically evaluates their influence on the forms justice has taken in post-conflict situations.