dracosferret:

Dissatisfied with her job at the Ministry, in December 1956, Minerva McGonagall returned to Hogwarts School of Witchcraft and Wizardry, this time not to learn but to teach Transfiguration, under the head of department, Albus Dumbledore. She later replaced Dumbledore as Head of Department after he ascended to the position of Headmaster of the school. As a teacher, Minerva was a strict disciplinarian, maintaining control of her students with a stern hand that made her someone not to be crossed. 

RAW Paste Data finally, someone who speaks english

dracosferret:

Dissatisfied with her job at the Ministry, in December 1956, Minerva McGonagall returned to Hogwarts School of Witchcraft and Wizardry, this time not to learn but to teach Transfiguration, under the head of department, Albus Dumbledore. She later replaced Dumbledore as Head of Department after he ascended to the position of Headmaster of the school. As a teacher, Minerva was a strict disciplinarian, maintaining control of her students with a stern hand that made her someone not to be crossed.