Was the revolution that created the United States of America inevitable? The life of Joseph Galloway shows what might have been. Read by Sebastian Brown. Image: An illustration of Joseph Galloway by Thomas Emmett, 1885. Credit: Wikimedia Commons

One of the few leaders on whom history has bestowed the title ‘the Great’, Akbar was a noted connoisseur of cultures and architect of political pluralism. Read by Sebastian Brown. Image: Akbar the Great hunting. Mughal Scool, 1590. British Museum. Artist Unknown. Credit: CM Dixon/Heritage Images/Getty Images

Having witnessed first-hand the mechanised onslaught of the Great War, Captain Basil Liddell Hart sought a philosophy of warfare based on the prudent use of technology, psychology and deception – and the avoidance of the 'total war' catastrophes of preceding decades. Read by Sebastian Brown. Image: A picture of Basil Henry Liddell Hart studying a tactical situation in 1947. Credit: Popperfoto via Getty Images/Getty Images

Socialite and literary pioneer - Anna de Noailles was a bright star in the firmament of the Parisian Belle Époque. Read by Sebastian Brown. Image: De László's portrait of Anna de Noailles. Credit: Svintage Archive / Alamy Stock Photo 

Andrew Wilton profiles Amanda McKittrick Ros, a late Victorian novelist admired in her day but now largely forgotten. Read by Sebastian Brown. Image: A typical late Victorian scene. Credit: Dave Rheaume / Alamy Stock Photo 

Rana Mitter profiles Tsiang Tingfu, the American-educated diplomat and historian, who sought Chinese national revival on cosmopolitan lines. Read by Sebastian Brown. Image: Tsiang Tingfu raises his arm to veto a proposal introduced by the Soviet Union to the UN. Credit: SuperStock / Alamy Stock Photo

Lawrence Freedman profiles the Fortune journalist and best-selling author who played a key role in shaping mid-20th century perceptions of strategy and the role of the corporation. Read by Sebastian Brown. Image: From left to right: Dorothy McDonald (wife of John, née Eisner), Leon Trotsky and John McDonald in Coyoacan, Mexico, in the 1930s. McDonald was recruited to help defend Trotsky from charges made at Stalin's show trials. Credit: General Collection, Beinecke Rare Book & Manuscript Library, Yale University

Catherine Ostler profiles Maria Antonia, Electress of Saxony, an artistic polymath who helped re-shape elite culture in the Enlightenment age. Read by Sebastian Brown. Image: An 18th-century portrait of Maria Antonia of Bavaria, Electress of Saxony, by Peter Jacob Horemans. Credit: Heritage Image Partnership Ltd / Alamy Stock Photo 

Laura Freeman profiles Helen Sutherland, an isolated, austere, and fastidious heiress who dedicated herself to art. Read by Sebastian Brown. Image: Woman Playing a Piano, by Winifred Nicholson. Her work was championed by Helen Sutherland. Credit: Paul Quezada-Neiman / Alamy Stock Photo

James Barr profiles the debonair and open-faced diplomat, George McGhee, whose shuttle diplomacy helped accelerate Britain's decline as a player in the Middle East. Read by Sebastian Brown. Image: President John F. Kennedy (left, in rocking chair) meets the newly-appointed US Ambassador to West Germany, George McGhee. Credit: Gibson Moss / Alamy Stock Photo