5 mars

A field hospital that German crusaders set up at the siege of Acre was raised to a military order at a ceremony in Acre. Its future lay in the Baltic, where it fought the pagan Prussians and Lithuanians.

The Congregation of the Index suspended De revolutionibus “until corrected”, ten days after Cardinal Bellarmine warned Galileo not to hold or defend the moving Earth. Galileo had quoted Cardinal Baronius: the Bible teaches “how one goes to heaven and not how heaven goes”.

Soldiers facing a snowball-throwing crowd outside the Custom House fired and killed five men, among them Crispus Attucks, a sailor of African and Native descent. John Adams defended the soldiers. Captain Preston and six of his men were acquitted; two were convicted of manslaughter and branded on…

His body had reached Montevideo on the way home when his widow asked for him to be buried on South Georgia. He lies in the whalers’ cemetery at Grytviken.

Talks between Gandhi and the Viceroy freed the prisoners, let coastal villagers make salt, and brought Congress to London. Winston Churchill was appalled to see “a seditious Middle Temple lawyer, now posing as a fakir of a type well known in the East, striding half-naked up the steps of the…

Stalin was found on the floor of his dacha after a stroke on the night of 1 March; his guards had been afraid to open the door. He died four days later. Within weeks his successors were talking of “peaceful coexistence”.

About thirty hobbyists met in Gordon French's garage to look at an Altair. Steve Wozniak was one of them; he went home and designed the computer that became the Apple I.

Four days later the navigation engineer Linda Morabito spotted a plume on the limb of Io in a routine image: the first active volcano found beyond Earth. Voyager also found a faint ring around Jupiter.

A second man, later named as Adam Castillejo, was in remission 18 months after stopping treatment, following a transplant for lymphoma from a CCR5-Δ32 donor. It showed the Berlin cure was not a one-off, though too dangerous to offer anyone who does not need a transplant.

The Falklands Maritime Heritage Trust sent the South African icebreaker S.A. Agulhas II from Cape Town with underwater drones to search the box around Worsley’s position. Mensun Bound was director of exploration; the sea ice gave them only a few weeks before the season closed.

A hundred years to the day after Shackleton’s burial, the drones found her upright on the seabed, 3,008 metres down, about 4 nautical miles (7 kilometres) south of Worsley’s position. ENDURANCE is still legible across the stern. The wreck is a protected Historic Site and Monument under the…