I read it as "inability to [defend our interests and assert our rights with a strong hand]".
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
NL888Thanks. But whose hand? "with a strong hand of ours" or "with a strong hand of theirs (other nations')?It must be the former. It wouldn't make sense there for the speaker to be talking of asserting "our rights" with someone else's hand.