Silk road of course or it can be silk
If it’s the first world war this was due to the unrestricted submarine ware fair where the Germans sunk any ships or submarines in one of the oceans. Warning Germany not to sink American ships Germany did and America declared war on Germany. If you are talking about world war 2 then that is due to the Japanese booming Pearl Harbor but missing a flight carrier.
Monroe Doctrine and Roosevelt Corollary--the Monroe Doctrine first set the policy that the western hemisphere was closed to colonization. The Roosevelt Corollary took it a step further by providing military behind the policy.
Following the independence movement in the US and throughout Latin America, the US wanted to protect the area from future colonization. The Monroe Doctrine made the statement and then 80 years later the Roosevelt Corollary enforced the doctrine with our navy and army force.
Public awareness can be achieved with few different measures implemented at the same time, like:
- Government sponsored commercials which will represent the risks of the water scrcity.
- Public gatherings with the representatives of the local communities and educating and informing them of the problems.
- Classes at the schools were the young population will be made aware of the problem from a very young age.
- Increased price of the freshwater, and implementing financial charges if the freshwater is used for cleaning streets, watering plants, washing cars, etc...