> There would be no need for any country to own or acquire similar defences. That is incredibly naive. All countries must lean towards maximum ability to hold

> There would be no need for any country to own or acquire similar defences. That is incredibly naive. All countries must lean towards maximum ability to hold on to power. In certain cases that might mean abstaining from certain weapons to get favorable trade agreements from other countries. But that is just a deference to the more powerful country which needs those weapons to enforce their global trading position.