The dispute over Italy’s budget risks sparking severe market turmoil

US withdrawal from the INF treaty is a danger to European allies

Derogatory anonymous briefings are poisoning public discourse

Perceptions of the US are hardening around the world

What is important is the quality and sustainability of development

Hammond should be clear that more spending will mean higher taxes

Curbing pollution needs more people to change their behaviour

America’s calm and intemperate sides were both on display this week

If confirmed, the Khashoggi murder must not go unpunished by the west

UK-EU talks are struggling to make headway so more time can help

Europe needs plants and technology to provide power cells for new generation of vehicles

Accountancy is losing a dynamic leader. It must not now lose its way

Speaker John Bercow should take responsibility — and go now

There are signs investors are getting better at punishing bad deals

The release of pastor Brunson offers an opportunity for diplomacy

The CSU’s heavy losses in Bavaria speak to political fragmentation

Moscow should refrain from dangerous attempts to curb Kiev’s religious freedom

The UK government must listen to concerns about welfare reforms

Stocks may bounce again this time, but global headwinds are growing

Governments should still be funding unmanned exploration

Bold international action is needed to halt civil war in Cameroon

Hedging is too systemic an issue to be caught up in political brinkmanship

Improved internet governance is vital to protect existing and future users

The Competition and Markets Authority has understood the need for speed

Jamal Khashoggi’s disappearance points in a sinister direction