The Economist (UK)

Having decided to play down the fight against drug kingpins, Enrique Pena Nieto has yet to come up with a serious alternative.

The assault on the Westgate shopping centre in Kenya's capital, Nairobi, in September by Somalia's main Islamist insurgency group, al‑Shabab, has refocused international attention on violent Islamist activity in several parts of Sub-Saharan Africa, notably the Sahel and the Horn. A number of large, sparsely populated states, with significant Muslim populations, are seen as new hotbeds of regional disorder and Islamist terrorism that together form part of a unified, global threat to Western interests. However, a more rational view recognises a range of groups with varying factions, structures, aims and tactics.

A stagnant economy, a bloated state and mass protests mean Dilma Rousseff must change course.

Brazil's politicians have been put on notice that today's young adults, better educated than the previous generation, will be less willing to accept corrupt, venal politics and more insistent on getting decent public services in return for the high taxes.