Anetwork of escape routes for runaway slaves was called the:

emancipation proclamation
ivory coast
underground railroad
trail of tears

A network of escape routes for runaway slaves was called the underground railroad. The correct option among all the options that are given in the question is the third option. It was basically a network of secret route as well as safe house that were used by the escaped slaves during the 19th century in the United States.

Political forces often influence public opinion.