As evidence grows of a link between the virus and microcephaly, poorer communities are the most vulnerable

Scandal-hit oil group seeks petrol stations deal as foreign investors return

Plane maker settles claims it paid millions of dollars to secure government contracts

Central bank acts as country struggles to emerge from its deepest recession on record

Eduardo Cunha masterminded impeachment of former president Dilma Rousseff

São Paulo’s bourse has its eyes set on regional expansion after year of political turmoil

New chief begins gargantuan task of reviving oil group by cutting its vast debts

Judge agrees to rule on claims by prosecutors that former leader received $1m in kickback scheme

Brazil’s debt-laden oil group to invest $74.1bn between 2017 and 2021

Former president Lula da Silva hits back at prosecutors as Petrobras case reaches climax

Former president accused of being ‘commander-in-chief’ of kickback scheme at Petrobras

Notebook: Indifference is widespread yet rational, writes Samantha Pearson

Government eyes tax revenues to plug country’s budget deficit

Michel Temer is under pressure to fix toxic economic and political legacy ex-president left behind

Historic vote to end Workers’ party rule comes as country struggles with recession

Brazil’s first female president will struggle to protect her legacy after impeachment

Race for yield draws money into Latin America’s biggest economy, but is the rally looking tired?

Chutzpah returns to country battered by economic and political crises

Nation trumps China in best performance in more than a century