Theodore Roosevelt Timeline By brandonchssarah Sep 14, 1901 Elected as 26th President The youngest man to become president Feb 14, 1903 Establishment of the Department of Commerce and Labor Mar 14, 1903 Settles Alaskan Boundary Dispute Nov 18, 1903 Panama Treaty Nov 8, 1904 Reelected as president Dec 6, 1904 Roosevelt Corollary Feb 1, 1905 National Forest Service Sep 5, 1905 Portsmouth Treaty Nov 8, 1906 Roosevelt Leaves U.S. while in Ofice Mr & Mrs. Roosevelt Leave the U.S. to inspect a building in the panama while in office Mar 4, 1909 Roosevelt leaves office