Thanks John for an entertaining read.
Perhaps for reasons of taste due the unfolding brutal ethnic cleansing in Xinjiang you opted to omit a third character to your blog on twentieth century white British Muslim rulers, wannabe or otherwise, Khalid Sheldrake (1888-1957).
Briefly appointed the Amir of Islamistan (Kashgar or Tartary) in 1934, there's more to follow-up here for interested readers: Max Everest‐Phillips (1990) The suburban king of Tartary, Asian Affairs,
21:3, 324-335, DOI: 10.1080/03068379008730395; https://www.scmp.com/magazines/post-magazine/long-reads/article/2188216/last-king-xinjiang-how-bertram-sheldrake-went.