Simple past tense and past participle of take charge.
Wiktionary
Took-charge Sentence Examples
Quinn took charge of our working accommodations.
Fred O'Connor immediately took charge and played the woman like an old harmonica.
Before she could object, Kiki took charge again.
Hutton took charge of the literary side of the paper, and by degrees his own articles became and remained up to the last one of the best-known features of serious and thoughtful English journalism.