Dig Material:
Themes of Disney Princesses post Bob Iger start (2005) and Disney/Pixar merger.
Lack of princes?
Absent or authoritarian fathers?
Also theme carries in Netflix (another dig op):
Next Gen - Father portrayed walking out on protagonist at early age (single mother household)
The Main Event - protagonist broken home/divorce (single father household)
Gnome Alone - Father is absent (single mother household)