“Best Effort” is a legal term that represents the obligation of a party to a contract to take all possible steps to fulfill the terms of the agreement.
Black Monday refers to the stock market crash that occurred on October 19, 1987, when the Dow Jones Industrial Average lost almost 22% in one day, causing the global stock market to crash.
The Bretton Woods Agreement and the system created a collective international currency exchange regime that operated from the mid-1940s to the early 1970s.