nDenial and alibi are examples of negative defenses in that they seek to negate the charge that the defendant committed a wrongful act.
nAffirmative defenses, on the other hand, do not dispute that the act took place, but deny the defendantís criminal responsibility for the act or assert other limitations on the authority of government to prosecute the defendant.
nAffirmative defenses to crimes may be divided into five categories:
nasserting lack of capacity;
nasserting excuse or justification;
njustifying the use of force;
nrelying on constitutional or statutory rights; and