What is this: force, weakness or hopelessness to do something serious against the one towards whom the so-called one-sided sanctions are applied?

Or, is this the display of indifference to suffering of millions of people, whole countries and nations? Sanctions are applied when diplomacy and politics surrender to other incorrect methods of solving one or another problem, and rather dominance of caprice of one or another weak political leader with great ambitions. Compare: the period 1979 up to our days is the start of sanctions era, blockade of Iran by Washington. Then the USA’s methods of working will become clear, the USA, which is considered the strongest state in the world