theguardian.com / .theguardian-com-world

She was 15 when she was last seen alive in Rome. Her brother explains why he backs a new theory featured in a TV show ...

Observer reveals that companies are getting big contracts in spite of paying penalties for corruption or fraud ...

Pre-dawn attacks timed as the capital set to celebrate the anniversary of its official founding 1,541 years ago ...

People in the Lincolnshire market town were enthusiastic leavers, but seven years on support for the move is on shakier ground ...

UK Conservatives are only party to charge press delegates for accreditation at annual gathering ...

Dramatic reversal in public opinion seen even in those constituencies that recorded the highest votes to leave ...

Speeding fines and immigration statements lead to fall in trust for UK home secretary, even among Conservative voters ...

As outgoings exceed income, people can't afford to pay for the support they need along with normal expenses ...

Chair of the Covid inquiry has threatened legal action if the former PM's unredacted WhatsApp messages and diaries are not released ...

Questions raised on loopholes in ban on foreign donations to political parties and their effects on the electoral system ...