Why are the white notes C major not A major

Try my new course at with a free trial: and use promo code IMAGINE15 to get 15% off your purchase 🎹🎹 Most musicians know that we can play a major scale just using the white notes of the piano and that scale is “C major“. C major is treated like the “default scale“, it has no flats or sharps, just white notes. But why “C“? Would it not make more sense for this “default“ scale to start on A, just like the alphabet? Here's my video on the “German H“: and my video on Do-re-mi: SOURCES: LivingPianosVideos, Why is C not Called A?: MusicCorner, Why C?: The Convoluted History of Note Names: Two Minute Music Theory, Why C Major Has No Sharps or Flats