north Koran, In It. first nejor Hmsttiry on the round of snrest In tn* Sonth. today sharply criticized Seoul's aidilon last weekend tn extend aurtlal law nationwide. Pyongyaao, however, disavowed any Intention to Utnrfere lathi Sonth. Saonl has used tha threat of Intervention fron tht Worth to help Jnstlfy Us crackdown en antlnovernant activity, and Pyongyang obviously Is seeking to avoid jiving substance to Snont's changes while demonstrating support for dltsi dent elements.'