politician/politicians

English as a Second Language English Vocabulary, Grammar and Idioms
1
  1. Churchill is greater than any other British politician.
  2. Churchill is greater than any other British politicians.
    Some are saying both sentences are correct.
    But some say #1 sentence alone correct.
    Please confirm. Thanks.
2

#1 is much better in my opinion.

Compare “Churchill is greater than other British politicians.”