On what date can the President direct the Governor to cease having special responsibility with respect to law and order?
The date on which the President can direct the Governor to cease having special responsibility with respect to law and order is not explicitly stated in the provided context. However, it mentions that "the President on receipt of a report from the Governor or otherwise is satisfied that it is no longer necessary for the Governor to have special responsibility with respect to law and order in the State of Nagaland," then he may by order direct that the Governor shall cease to have such responsibility.