Opposition to nuclear weapons is fundamental to the Scottish independence movement, Stewart McDonald says. With the country facing a possible general election that could put a lifelong unilateralist in Number Ten, the SNP’s defence spokesperson believes his party has an historic opportunity. He talks to James Millar

Len McCluskey insists he wants a united Labour party to take the fight to the Conservatives – but he will never be afraid to “call out” MPs. The Unite General Secretary talks to Sebastian Whale

We need to root out social injustice so that every child can climb the ladder of opportunity, writes Education Select Committee chair Rob Halfon

As the National Health Service struggles to cope with limited resources and rising demand, could self-care be a solution? Geoffrey Lyons reports

Salisbury shows that the downgrading of defence must be reversed. We need a spending target of 3% of GDP, writes Defence Select Committee chair Julian Lewis

Stripped of its responsibility for aid and trade, and having lost out in a tug-of-war with the Cabinet Office, the Foreign Office hasn’t been in charge of foreign policy for many years. With new threats emerging and the old international order creaking, we urgently need a revolution at the heart of government, writes Tom Tugendhat

Damian Hinds sets out why high-quality early years education and development is a core priority for his department

We need more women MPs if the House of Commons is to be fully representative of the nation it seeks to serve, writes Maria Miller

Britain is leading the world in cutting carbon emissions to tackle climate change while boosting economic growth, writes Claire Perry

Engineering is anything but dull - let’s inspire more young people to make it their career, writes Vicky Ford 

Our modern industrial strategy puts productivity at the top of the political agenda – and will revive growth and unlock earning power, writes Greg Clark

The Militant movement of the 1980s is back, rebranded as Momentum. But while the hard left make empty promises of free money and utopia, we Conservatives know the only true way out of poverty is through employment and a strong economy, writes Esther McVey