They lost five of their ports to the US
Mongol Empire, he created an empire that would span nearly 15 million contiguous square kilometres at its peak in 1270.
Not all developing countries are in Latin America; many are in Africa and Asia.
They are not called "Western" - as most western countries are developed, not developing. The correct answer is that they have less developed infrastructure, as their infrastructure is still developing.
Due to the fallout of WW1 there was a huge inflation of prices and wages along with the end of the war with the extra workers and such not needed plus all of the soldiers coming back caused a decline in employment as factories producing materials for the war effort no longer needed all the extra workers so they were fired the
The reason behind it clearing up by the summer of 1915 is due to all the factory workers that were out of a job found new jobs as other regular factories opened back up with the larger infatuation of people or military personnel coming back enabled more companies to open back up overtime which helped the unemployment numbers go back down as people flocked to the new jobs.