Caesar Beccaria, in the 1700s, was one of the first scholars to develop a systematic understanding of why people commit crime. Beccaria help to form the core of what today is referred to as criminology.

How did trade contribute to the spread of the plague in the 1300s? trading vessels from the americas brought the plague to london, where it spread across europe. trading caravans from mongolia brought the plague to rome, where it spread across europe. trading caravans from russia brought the plague to barcelona, where it spread across europe. trading vessels from china brought the plague to sicily, where it spread across europe.