Why was Snape able to use the Headmaster's office in Deathly Hallows when McGonagall would have been the rightful replacement once Dumbledore died, being Deputy Headmistress? - Quora

If Snape was using Occlumency to shield his mind from Voldemort

Why did Snape become Hogwarts headmaster instead of McGonagall

How did Severus Snape become the headmaster of Hogwarts? How did

How did Severus Snape become the headmaster of Hogwarts? How did

Was Minerva McGonagall ever a headmaster or headmistress of

Who was a more terrible Head of House? Snape or McGonagall? And

Minerva McGonagall, Harry Potter Wiki

Why did the Hogwarts students go back to school after Snape became

How was Hogwarts when Snape was the headmaster? - Quora

Why does it seem that every staff member in Hogwarts is single

How was Hogwarts when Snape was the headmaster? - Quora

Why did the Hogwarts students go back to school after Snape became

Who is a better teacher: Snape, McGonagall, or Dumbledore? - Quora

How did Severus Snape become the headmaster of Hogwarts? How did

How exactly did people like McGonagall react when Snape returned