Noun

(en noun)

The practice of using action to achieve a result, such as political demonstration or a strike in support of or in opposition to an issue.

* {{quote-magazine, date=2013-08-10, volume=408, issue=8848, magazine=(The Economist)

, title= Can China clean up fast enough? , passage=That worries the government, which fears that environmental activism could become the foundation for more general political opposition.}}