The English translation of the phrase 'per fidem' is Through faith. In the word-by-word translation, the preposition 'per' means 'through'. That preposition only takes an object in the accusative case. And so the noun 'fidem' is in the accusative case, and means 'faith'.
By Faith I fly
Ad Tuendam Fidem was created in 1998.
Fairfield University's motto is 'Per Fidem ad Plenam Veritatem'.
The motto of Whitinsville Christian School is 'Servatus Venia Per Fidem'.
An argumentum ad fidem is a fallacious argument that asserts the truth of a proposition by an appeal to pious testimony or religious revelation.
Habe fidem.
It is a Latin phrase. It seems to mean "To stand before the faithful," given "praesto" means "to stand before" and "fidem" meaning "the friend" or "the faithful."(not entirely sure on the conjugation of that one, so it may also mean "to stand before friends" or something of that nature.) It also means you probably go to Newent Community School.
Holy Family Academy - New Hampshire -'s motto is 'Ad Veritatem per Fidem et Rationem'.
The motto of Fairfield University Dolan School of Business is 'Per Fidem ad Plenam Veritatem -- Through Faith to the Fullness of Truth'.
Ut usquequaque
Tarcisio Bertone's motto is 'fidem custodire, concordiam servare'.
Marist College Canberra's motto is 'Servo Fidem'.