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Who was executed during the Dalek Trial in Doctor Who?
In the prologue, the Master (portrayed briefly by Gordon Tipple) is executed by the Daleks
Why is The Master executed in the Dalek Trial in Doctor Who?
as a punishment for his evil crimes
Are there any other interesting aspects about the Doctor Who The Master article?
But before his apparent death, the Master requests his remains to be brought back to Gallifrey by the Seventh Doctor.
How did The Master react when he was going to be executed during the Dalek Trial in Doctor Who?
the Master's self-alterations to extend his lifespan allow him to survive his execution by transferring his mind into a snake-like entity called a morphant

Question: What is a Dalek?
Self-contained rewrite: What is a Dalek in Doctor Who?