Because you like America in Axis Powers Hetalia
Donkey is proof that if you're annoying enough you can change the world; he's the reason that his friend Shrek does, well, anything. See them in Shrek.
Maria Rambeau is a tough-as-nails Air Force pilot who is also a loving single mom. See them in Marvel Cinematic Universe.
Marinette Dupain-Cheng is a shy teenage girl, fashion designer, and superhero. See them in Miraculous: Tales of Ladybug & Cat Noir.
Christine Daae has been secretely taking lessons from a phantom musician. It sounded less creepy in her head. See them in The Phantom of the Opera.
Princess Bubblegum is brilliant and determined, but can display a nasty temper. See them in Adventure Time.
Troy Bolton is a triple threat: singing, dancing, and basketball. See them in High School Musical.
A karate master/rocket scientist/squirrel, Sandy Cheeks is the only one who can clean up the other resident's messes in Bikini Bottom. See them in SpongeBob SquarePants.
With those dearest to him dead and no one to trust, Max Rockatansky is a slightly hysterical man alone on the run in a post-apocalyptic world. See them in Mad Max: Fury Road.
A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.
Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.
David Nolan is a noble fairy tale prince with the heart of a hero, regardless of whether he can remember his past or not. See them in Once Upon a Time.