The Corn Returns – market data from the 19th century and beyond – represent a valuable resource for economic historians looking at the emergence of modern agricultural markets. A project to make these records digitally available will help solve some of the big questions about the economics of the age.

Swathed in conspiracy and suppressed by the Soviet establishment, the historical truth about the Katyn murders remained obscure for more than half a century. Yet at the same time, the memory of the massacre evolved. A new book shows how this memory defines Eastern Europe even today.

A walking tour of historic swimming spots taking place during Open Cambridge (7-9 September) will celebrate Cambridge’s shifting relationship with the river that flows through it. The tour is fully booked but the places it explores are accessible to the public.

Among the numerous treasures at Cambridge University Library are the private documents of the explorer, John Lewis Burckhardt, who rediscovered Petra 200 years ago today.

An Open Cambridge event will tell the fascinating story of Cambridge’s civic insignia and historic charters through 800 years of history.

Bookings open today for Open Cambridge, a programme of public events taking place from 7 to 9 September. New activities on the agenda include a walk that focuses on death and disease, a chance to visit Queens’ College Library and a tour of historic swimming spots.

Allegations of torture by government officials are emerging daily from countries caught up in the struggle for democracy. Derek Elliott, a researcher in Cambridge's Faculty of History, is looking at governmental torture and violence in colonial India and has uncovered surprising links with modern states.

After years of being overlooked as a film genre, amateur cinema is finally being recognised by academics as a form that merits serious study in its own right, offering a surprisingly candid eye on people and the past. Now a new research network will, for the first time, bring their work together in one place.

A collection of artefacts made by prisoners from the Channel Islands in World War II has gone on display in Jersey to mark the 70th anniversary of the Channel Island deportations, with the help of a Cambridge researcher.

As Francois Hollande takes up his seat as President of France, will he be able to live up to the huge expectations of those who voted for him or will his reputation for indecision be his undoing, asks Robert Tombs.