Best President by "Era"

[Oswald Acted Alone, You Kook]

Here are various Eras of American history grouped by president. Who'se the best in each group?

George Washington gets his own era, 'cause he's GEORGE WASHINGTON.

Revolutionaires:
Adams, Jefferson, Madison, Monore, JQA

Jacksonian:
Jackson, Van Buren, Harrison, Tyler, Polk, Taylor

Antebellum/Civil War:
Fillmore, Pierce, Buchanan, Lincoln, Johnson

Gilded Age:
Grant, Hayes, Garfield, Arthur, Cleveland, Harrison, McKinley

New American Century:
T. Roosevelt, Taft, Wilson

1920's Republicans:
Harding, Coolidge, Hoover

FDR gets his own era, since he was president for 12 years.

Post-War to Veitnam:
Truman, Eisenhower, Kennedy, Johnson

Watergate:
Nixon, Ford, Carter

Reaganite:
Reagan, Bush 41

Information Age:
Clinton, Bush 43, Obama

[Oswald Acted Alone, You Kook]

George Washington gets his own era, 'cause he's GEORGE WASHINGTON.

Revolutionaires:
Adams, Jefferson, Madison, Monore, JQA

Jacksonian:
Jackson, Van Buren, Harrison, Tyler, Polk, Taylor

Antebellum/Civil War:
Fillmore, Pierce, Buchanan, Lincoln, Johnson

Gilded Age:
Grant, Hayes, Garfield, Arthur, Cleveland, Harrison, McKinley

New American Century:
T. Roosevelt, Taft, Wilson

1920's Republicans:
Harding, Coolidge, Hoover

FDR gets his own era, since he was president for 12 years.

Post-War to Veitnam:
Truman, Eisenhower, Kennedy, Johnson

Watergate:
Nixon, Ford, Carter

Reaganite:
Reagan, Bush 41

Information Age:
Clinton, Bush 43, Obama

As a side note, are there any problems with my eras?

[Oswald Acted Alone, You Kook]

Obama's pretty dreamy too. Well, campain Obama.