The phrase "political hay" refers to when politicians or political parties use a situation or issue to their advantage, often for their own gain or to get attention. Full definition
Of course the SNP would make political hay out of either the timetable slipping or the powers delivered being less than expected or desired. (theconversation.com)
Such governments may be tempted to make political hay from cutting back the activities that they or their predecessors agreed to permit. (slaw.ca)