Australia looks like selling our Jindalee over-the-horizon radar technology (JORN) to Canada, in a move that will likely upset Trump. The USA was originally going to be the customer, but Trump happened, so ...
The sale is worth $6 billion, on a roughly $1 billion investment cost, so not a bad return.
The UK might be sniffing around, too.
The news: https://youtu.be/jleRLW3LS8A
Background on the system: https://www.dst.defence.gov.au/innovation/jindalee-operational-radar-network