Yes, if it's stopping vessels that aren't either in or entering U.S. waters or waters of nations we have a treaty with. Stopping a vessel on the high seas is piracy.
“Yes, if it’s stopping vessels that aren’t either in or entering U.S. waters or waters of nations we have a treaty with. Stopping a vessel on the high seas is piracy.”
Wouldn’t the fact that it wasn’t a flagged vessel have a bearing on it?