In 1561, Mary Stuart, widow of the King of France, returns to Scotland, reclaims her rightful throne and menaces the future of Queen Elizabeth I as ruler of England, because she has a legitimate claim to the English throne. Betrayals, rebellions, conspiracies and their own life choices imperil both Queens. They experience the bitter cost of power, until their tragic fate is finally fulfilled.

Violence among girls seems more visible than ever. This year, in Walthamstow, there were shocking scenes as a fight broke out started by young women. In Belfast, a fight between two girls organised on social media became a spectator event for the city’s teenagers. BBC reporter Alys Harte asks, are girls getting angrier - and if so, why? From women who beat their boyfriends, to drunken brawlers, to girl gangs - Alys looks at the rising number of females who are involved in violence, and hears from their victims.