The current scenario is beyond retarded. If you are a maritime shipping company you have every financial and regulatory incentive to domicile your company and flag your vessels in any country but the U.S. — and you can still count on the U.S. taxpayers to pay for the military protection of your ships. It’s astonishing that any American with half a brain would think this makes sense.
I think you are being short-sighted: 90% of the world’s goods are transported by sea. The US is the world’s largest consumer market. Maintaining freedom of shipping is absolutely essential to our national interests.
Here’s a list (as of 2023) of the world’s consumer markets:
https://en.wikipedia.org/wiki/List_of_largest_consumer_markets