Spices have been imported for 100s of years - but you are right in that its origins are probably from ex-pats in India.
You're right , Issigonis was Greek!! Even his mother's side fo the family were related to BMW and Volkswagen director Bernd Pischetsrieder.
The de Havilland Comet. A beautiful bird. If it wasn't for the windows blowing out due to metal fatigue (relatively unknown at the time), the Brits would have been well ahead in jet airliners. Boeing admit they learnt a lot from the Comet for the 707. While we're on the subject: the gas turbine.
It's an urban myth the squareish windows were to blame I'm afraid. The cause was traced to stress cracks forming in punched rivet holes around the escape hatch above the cockpit. Yes the windows were rounded off in later versions but more as a precaution after further research rather than due to them causing accidents. It was such a cutting edge design that problems were almost inevitable and as you say the lessons so painfully learned were incorporated into later designs from competitors
The King. Historically a bit German, but they've been there long enough to be considered British now.
Antibiotics invented in Britain - 1928 penicillin Alexander Flemming So you could say that these are British