In theory, rainwater is like distilled-water*, but it gets its compositions largely by dissolving particulate materials in the atmosphere especially the troposphere - when droplets of water nucleate on atmospheric particulates, and secondarily by dissolving gasses from the atmosphere.
Updated May 29, 2016. Franklin D. Roosevelt, the 32nd President of the United States, led the country both during the Great Depression and World War II. He was charismatic and innovative at a time when the United States needed exactly that kind of leadership.
In the United States, President Herbert Hoover held office when the Great Depression began. The economy continued to slump almost every month. Franklin D. Roosevelt was elected President in 1932. Roosevelt's 'new deal' reforms gave the government more power and helped ease the depression.