What president was not Republican or Democrat?

Related questions

1. Are 2018 polls accurate?
2. How many presidents have won the popular vote and lost the election?
3. What's Trump's current approval rating?
4. What are election polls?
5. How long has Gallup been polling?
6. How can a president win without the popular vote?
7. Does Gallup poll call cell phones?
8. Do polls use cell phones?
9. What are Gallup polls used for?
10. What is a benchmark poll?

Tags

1. #republican
2. #party
3. #parties
4. #president
5. #democratic
6. #millard
7. #affiliated
8. #states
9. #member
10. #fillmore
11. #either
12. #united