
Strike a blow for/against/at something
Figurative Action
The phrase often symbolizes taking action towards change, rather than literal physical action.
Her speech struck a blow for women's rights.
Conceptual Cause
Typically used in the context of social, political, or ethical issues and causes.
They hope their campaign will strike a blow for clean energy.
Positive or Negative
Can express support ('for') OR opposition ('against'), depending on the cause or the idea.
Activists struck a blow against the new policy.