Final answer:
The Malleus Maleficarum was published in 1486 and was written by Heinrich Kramer and Jacob Sprenger. It was a significant treatise on witchcraft in the late medieval period.
Step-by-step explanation:
The year of publication of the Malleus Maleficarum is 1486. It was written by Heinrich Kramer and Jacob Sprenger, two Dominican friars, and was one of the most influential treatises on witchcraft in the late medieval period. This book presented guidelines for identifying and persecuting witches, who were seen as a threat to society.