I believe the answer is: The world depended on Kuwait for oil.
At that time, Kuwait exported more than $ 100 Billion worth of oil to countries all over the world. The Coalition believe that If Iraq managed to get their hand of Kuwait's resource, the rest of the world would be in oil shortage. So they decided to intervene.
The US and the coalition troops tried to stop Iraq invasion of Kuwait because the world largely depended on Kuwait for oil.
The Iraqi invasion of Kuwait was a military operation conducted by Iraqi forces on 2 August 1990.
Iraq succeeded in invading its neighboring State of Kuwait and this resulted in a seven-month-long Iraqi military occupation of the country.
The US and the coalition troops tried to defend kuwait because it exported about 100 billion dollars worth of oil around the world.
Learn more about the Kuwait invasion at https://brainly.com/question/1229229
