Give examples of how abigail influences the salem witch trials

Abigail accuses John Proctors wife of being a witch because she wants John all to herself, and so everyone believes Abigail, and there are more people that must confess to witchery or else they shall be hung. Because of Abigail, John is hung because he denies being "a witch" and Elizabeth confess to being "a witch" and so she watches her husband get hung.