1 Spanish workers crossing over the frontier into Gibraltar © The National Archives

2 The Rock of Gibraltar, seen from the western beach at La Línea in Spain © The National Archives

3 Exiled H.I.M. Haile Selassie I among journalists at the Rock Hotel, Gibraltar, 30 May 1936. Photo by Keystone-France/Gamma-Rapho via Getty Images

4 Caudillo Francisco Franco meets German Führer Adolf Hitler at Hendaye railway station, 23 October 1940. Photo by Time Life Pictures/US Army/The LIFE Picture Collection/Getty Images

5 Generalísimo Franco encountering Italian Duce Benito Mussolini at Bordighera, 12 February 1941. Photo by Mondadori Portfolio via Getty Images

6 British Prime Minister Winston Churchill greeting well-wishers with a V-for-Victory sign © Bettmann/Getty Images

7 The bombarded French fleet at Mers-el-Kébir, Algeria © Bettmann/Getty Images

8 The British aircraft-carrier HMS Ark Royal after being torpedoed by a German U-boat on 13 November 1941 © Bettmann/Getty Images

9 Viscount John Gort VC takes over from Sir Clive Liddell as Governor of Gibraltar, 14 May 1941 © IWM

10 US journalist Helen Hiett © Bettmann/Getty Images

11 General Noel Mason-Macfarlane, Governor of Gibraltar from May 1942–February 1944. Photo by Keystone/Hulton Archive/Getty Images

12 David Scherr, Louis Bush and William Bulman © The National Archives

13 Hugh Quennell, Peter Musson, and Lt-Col William A. Eddy USMC © The National Archives

14 José Estelle Key, Biagio D’Amato and José Martin Muñoz © The National Archives

15 Lourdes Pitaluga, later Galliano. Courtesy of the Galliano family

16 Lionel Crabb, leader of the counter-sabotage submarine divers in wartime Gibraltar © IWM/Getty Images

17 General Dwight D. Eisenhower and General George S. Patton. Photo by Time Life Pictures/US Army/The LIFE Picture Collection/Getty Images

18 Talia Larios, the Marquesa de Povar, talking to the Spanish military engineer, General Pedro Jevenois. Photo by Regine Relang/ullstein bild via Getty Images

19 Krishna Khubchand Daswani with Barsati Karya. Courtesy of Krishna Khubchand

20 John Burgess Wilson marrying Llewella ‘Lynne’ Jones on 22 January 1942. Courtesy of the Anthony Burgess Foundation

21 David Scherr marrying Mollie Spencer in Gibraltar’s Anglican Cathedral on 25 August 1945. Courtesy of Jennifer Scherr