Seventy one persons including 12 security forces have been killed in militant attacks on police posts in Myanmar's Rakhine state. <br/><br/>More than 20 posts were targeted by Muslim militants in pre-dawn raids, the government said, in Rakhine's worst violence for months.<br/><br/>Rakhine has been hit by clashes between Muslim and Buddhist communities. <br/><br/>The attacks come a day after a report warned more people would be radicalised if ethnic tensions are not addressed.<br/>Rakhine state, in western Myanmar, is home to more than a million Rohingya Muslims. <br/><br/>Tensions with the majority Buddhist population have been rumbling for years, and tens of thousands of Rohingya have fled to Bangladesh, accusing Myanmar authorities of ethnic persecution.