"Conservative groups" refers to organizations or associations that hold traditional values and advocate for limited government intervention and adherence to established customs or principles. Full definition
While most states remain committed to the standards, opposition has been voiced both by conservative groups who fear expanded federal control and by teachers unions worried about the consequences for teacher evaluation. (educationnext.org)
Much, though not all, of the most organized opposition comes from conservative groups wary of a growing federal role in education. (npr.org)
More examples can be easily found from other conservative groups. (slate.com)