True surprisingly Niger has the highest birth rate in the world <span />
Executive orders, vetoes, and appointing federal judges
Many events started World War 1, but what specifically triggered it was the Assassination of Arch Franz Ferdinand of Austria. This event was probably the major cause, however, there were other causes such as nationalism (too much pride in one's country) and socialism as well as militarism.
Answer: Assassination of Arch Franz Ferdinand
It would be a the Watergate scandal