counterdemonstration
/ˌkaʊntərˌdɛmənˈstreɪʃən/
noun
- A public protest held in opposition to another protest or demonstration.
- The counterdemonstration drew a smaller crowd than the original march.
- Police kept the two groups apart during the counterdemonstration to prevent clashes.
- A counterdemonstration was organized by groups who disagreed with the main rally's message.