FILE - In this Thursday, Feb. 4, 2016 file photo riot policemen try to avoid a petrol bomb thrown by protesters during a 24-hour nationwide general strike in Athens. Clashes have broken out between Greek police and youths throwing fire bombs and stones, as tens of thousands of people march through central Athens to protest planned pension reforms.(AP Photo/Thanassis Stavrakis, File)
Britain pension strikes
Hundreds of thousands British teachers and public service workers walked off the job to protest pension cuts.