The correct answer is: "To force a certain country to change an undesired behaviour"
Economic and trade sanctions are common mechanisms in international affairs. They are imposed by a country or group of countries and they set a penalty on imported products from one or more other nations.
Sanctions aim to force the punished nations to change their behaviour or policies on a certain issue, by limiting their ability to trade with the nation(s) that has(have) imposed the sanction and, in turn, they negatively influence their economic growth opportunities. For example, the US imposes a sanction aiming to force a country to respect human rights by abolishing child labor.
<span>Public awareness of water pollution increased.
There was an increase in public awareness to prevent water pollution.Because the fire was as a result of pollution.</span>
At the end of the English Civil War, the monarch was executed and replaced by "Oliver Cromwell", since at first there was a massive power vacuum that needed to be filled.