e/1978 Washington summit

Information
has gloss	eng: The 1978 Washington summit was the 6th NATO summit bringing the leaders of member nations together at the same time. The formal sessions and informal meetings in Washington, D.C. took place on May 30-31, 1978. This event was only the fifth meeting of the NATO heads of state following the ceremonial signing of the North Atlantic Treaty on April 4, 1949.
lexicalization	eng: 1978 Washington summit
instance of	e/G8