For a nation with fewer people than a number of US states to have *any* aviation industry is remarkable. At this rate, given all the companies getting out of the business in the US, they will make it into a cottage industry!
The Nimrod is a British built Anti Sub aircraft based on the (U.K.) De Havilland Comet airliner of the 50s which was the worlds first jet airliner
This is similar to the U.S. P3 Anti Sub aircraft in that the P3 is also based on a airliner of the 50s the Lockheed Electra (A turboprop)