[nradov]

All of the major maritime insurers will issue war risk policies at a small premium over the usual rates. This isn't anything new. Back during the Iran-Iraq war both sides were hitting tankers occasionally but insurers wrote policies and the oil continued to flow.

[disgruntledphd2]

The premiums went from 0.5% to 7.5% during the war. That's not a small difference, particularly for large amounts of expensive cargo.