Foreign affairs

Marina Silva, a political outsider who is threatening to end the 12-year reign of Brazil’s powerful centre-left Workers’ party, is quenching Brazilians’ thirst for change.

Qatar’s foreign minister has rejected claims Qataris are funding Isis in Syria and tells the west to back moderate Sunni fighting the Assad regime.

• Islamist extremists such as Isis are exploiting the conventions of X-rated movies in their own hardcore film productions, writes The Atlantic.

• Russian academic Sergey Karaganov argues that the delusions of a west that has become a directionless gaggle are responsible for triggering the conflict over Ukraine.

• An independent Scotland would face running a gauntlet to gain admission to the EU. Read more

Tony Barber

It’s time to say “thank you” to Herman Van Rompuy.

Mr Van Rompuy, 66, is nearing the end of five years as the first full-time president of the European Council, which groups the 28-member EU’s national leaders. He has done the job shrewdly, unselfishly, professionally and without losing sight of the ideal of European peace, democracy, prosperity and unity that motivated him to enter public life. Read more

It is one of Beijing’s worst nightmares: subjects in a resource-rich semi-autonomous province hold a vote on independence.

So when Premier Li Keqiang was asked in June where he stood on Scottish independence, it came as no surprise that he backed the union. Read more

A spike in the cost of government borrowing is raising the spectre of Venezuela defaulting on its more than $80bn of sovereign debt

Italy’s anti-euro, anti-immigrant Northern League party is seizing on the Scottish referendum to relaunch calls for secession of the north of Italy

A meeting between the leaders of China and India next week underscores the slow thaw in the countries’ relations as their economic links strengthen

Isis is recruiting in Istanbul‘s impoverished suburbs, often through religious study groups, to boost its ranks of fighters and populate its self-declared caliphate. Read more

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David Gardner

President Barack Obama addresses the nation from the White House on September 10 2014

Barack Obama’s outline of plans for a US-led offensive against the Islamic State of Iraq and the Levant, known as Isis, is light on the politics that will be decisive in their defeat. Read more

Gideon Rachman

The announcement by Petro Poroshenko that Russia has withdrawn 70 per cent of its troops from Ukraine has prompted both hope and anguished debate in the Ukrainian capital, Kiev – where I am at the moment. The argument now is whether Ukraine should try to cut a peace deal with Moscow.

President Poroshenko is regarded as the chief partisan of the “peace party” in Ukraine. But he has to tread carefully because many Ukrainians would regard cutting a deal with Vladimir Putin’s Russia as folly or betrayal – or both. Read more

Tony Barber

Like anyone familiar with the French definition of budgetary discipline, I didn’t spill my coffee in shock on Wednesday morning when Michel Sapin, finance minister, disclosed that France wouldn’t bring its public finances in line with EU-set targets until 2017 – two years later than previously agreed.

From the day of the euro’s launch in January 1999, it’s never been any different in Paris. No grande nation worth its salt would balance its budget on the orders of some bumptious bureaucratic bean-counter in Brussels. Read more

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