Aerial refueling craft was eventually modified by Airspeed to Cobham's specification, for a non-stop flight from London to India, using in-flight refueling to extend the plane's flight duration. Meanwhile, in 1929, a group of U.S. Army Air Corps fliers, led by then Major Carl Spaatz, set an endurance record of over 150 hours with the "Question Mark" over Los Angeles. Between June 11 and July 4, 1930, the brothers John, Kenneth, Albert, and Walter Hunter set a new record of 553 hours 40 minutes over Chicago using two Stinson SM-1 Detroiters as refueler and receiver. Aerial refueling remained a very dangerous process
150 personae non gratae of Turkey 150 personae non gratae of Turkey The 150 personae non gratae of Turkey () is a list of high-ranking personages of the Ottoman Empire who were exiled from the Republic of Turkey shortly after the end of the Turkish War of Independence with the Armistice of Mudanya on 11 October 1922. The Sultanate was abolished by the Grand National Assembly of Turkey in Ankara on 1 November 1922, and the last Ottoman Sultan, Mehmed VI, was declared "persona non grata". Leaving Istanbul aboard the British warship HMS "Malaya" on 17 November 1922, he went into exile and died in Sanremo,