Re: Aircraft carriers
@Pen-y-gors, @gskr
Funny you mention aircraft carriers. If you convert from Reichsmark to Euro, the (non) procurement of two of a planned four aircraft carriers by the Kriegsmarine might give Nimrod a run for its money.
https://en.wikipedia.org/wiki/Graf_Zeppelin-class_aircraft_carrier
https://en.wikipedia.org/wiki/German_aircraft_carrier_Graf_Zeppelin
Finding out how much money was used in this exercise would be a bit difficult.