Question:  Frank Majoor is the Permanent Representative of the Kingdom of the Netherlands to an intergovernmental military alliance between several North American and European states based on a treaty that was signed when?
Sentence (from "United States Permanent Representative to NATO"): The full official title of the Representative is United States Permanent Representative on the Council of the North Atlantic Treaty Organization, with the rank and status of Ambassador Extraordinary and Plenipotentiary.
Relevant evidence: No