YUMMAN ONGBI LEMBI LEIMA vs STATE OF MANIPUR .

The Supreme Court examined the detention of Yumman Somendro under the National Security Act, 1980, specifically under Section 3(4). The Court held that the subjective satisfaction of the detaining authority must be based on concrete material, and in the absence of such particulars, the detention order may be deemed arbitrary. The Court ultimately set aside the detention order, emphasizing the need for a valid basis for preventive detention under the Act.