In what year did Theodore Roosevelt first take office as President?

Who succeeded Theodore Roosevelt as President of the United States? Who was President immediately before Theodore Roosevelt? Which political party did President Theodore Roosevelt belong to? Which president served from 1901 to 1909? Who served as Vice President under Theodore Roosevelt? Under which president did Charles W. Fairbanks serve as Vice President? Who was First Lady during Theodore Roosevelt's presidency? Edith Roosevelt was married to which president?