in opposition to

US /ɪn ˌɑːpəˈzɪʃən tə/
UK /ɪn ˌɑːpəˈzɪʃən tə/
"in opposition to" picture
1.

in conflict or disagreement with

:
The new policy was met with strong resistance in opposition to the proposed changes.
The community stood united in opposition to the construction of the new factory.