Daniel Hamilton: Bolsonaro, Brazil’s firebrand, sweeps the political establishment away – inspiring hopes and fears

If he wins the presidency, the big question will be which of his views – ranging from vague economic good sense to out-and-out bigotry – he actually means.

Daniel Hamilton: Ten years on from Putin’s invasion of Georgia, the West must learn the lesson of its failure

The 2008 war was an illustration of the serious threat the Kremlin posed. It went unheeded, and so Russia has repeated the trick.

Daniel Hamilton: After the Syria vote, liberal intervention is back – or should be. We need global engagement.

Wednesday’s events in the Commons have laid to rest the ghost of the Iraq War.

Daniel Hamilton: It’s time for businesses to fight for TTIP, the biggest trade deal in history

TTIP offers huge benefits on both sides of the Atlantic. We shouldn’t allow indecision and misinformation to derail it.

Daniel Hamilton: The West must commit to Ukraine

The Minsk Agreement is the latest in a string of deals that have created frozen conflict zones on Russia’s borders. It’s time Europe got tough with Putin.

Daniel Hamilton: What must now be done to prevent the break-up of Ukraine

National reconciliation, guarantees for minorities, corruption investigations, a Marshall plan – all are essential to stop conflict dividing the country.