Franklin delano roosevelt was born in new york. Father James Roosevelt is a millionaire. Mother Sarah Delano is 26 years younger than her father. Roosevelt studied at Harvard University and Columbia University. 19 10 is a senator from New York. 19 13 served as deputy minister of the navy. 192 1 year was disabled by polio. From 65438 to 0928, he was the governor of New York. 1932 won the presidential election. After taking office, the "New Deal" was effective in coping with the economic crisis, so he was re-elected in the general elections of 1936, 1940 and 1944. At the beginning of World War II, the United States adopted a policy of non-interference, but took tough measures against Hitler and supported the Allies with the "lease law". 194 1 At the end of the year, the United States entered the war. Roosevelt twice represented the United States in the meeting of the "Big Three" of the Allies. The Roosevelt administration put forward the principle that the Axis countries must surrender unconditionally and put it into practice. Roosevelt put forward the idea of establishing the United Nations, which was also put into practice. Died of cerebral hemorrhage at the age of 63.