Assertion: tourism | /r/HasProperty | recognized in the manila declaration
Facets:
value: on world tourism of 1980
type: LOCATION
value: as "an activity
type: OTHER
Source sentences:
text: It was recognized in the Manila Declaration on World Tourism of 1980 as "an activity essential to the life of nations because of its direct effects on the social, cultural, educational, and economic sectors of national societies and on their international relations.