I believe the answer is: Cyclones.
Cyclones happen when a mass of air rotates on strong center within the low atmospheric pressure.
This mass of air is often accompanied by thunderstorms and could be originated from both tropical or subtropical waters.
Interdependence-nations relying on each other, global just means world wide. A lot of people depend on other people for imports of food and other stuff, like how West Berlin depended on the Air Lift back in the Cold War.
Maybe one is still guilty about liking him when he is with someone else already. So the dream is there to show that he's taken and with her.
I think it is the treaty of Velasco I'm sorry I don't really know if this is % correct
