TURN: Washington's Spies - Season 4

Benedict Arnold rounds up spies in New York; and Abe plots to destroy essential British supplies, but he will need his father's help.

When one of the Culper Ring members is captured, Arnold seeks to interrogate him with the help of a ruthless Col. Simcoe.

Abe's scheme to rescue Caleb turns deadly; Anna faces a difficult decision; and Arnold suspects Peggy is keeping a secret from him.

A mutiny erupts in camp. The Culpepper ring must find a new course. Benedict finds an unlikely ally. Townsend learns a lesson from Rivington.

As he ultimately seeks to gain his revenge against Lt. John Simcoe, Abe journeys to New York and is introduced to Benedict Arnold; Anna's history comes into play, as a visitor from her past arrives in the continental camp.

The plot to kidnap Benedict Arnold is hatched. Peggy learns Cicero's secret. Washington and the French clash over strategy.

Ben's plan to kidnap Benedict Arnold conflicts with Abe's plot to kill Simcoe. Shifting loyalties turn old enemies into allies.

As Abe is thrust into battle, Ben appeals to General Washington. Townsend risks everything, while Caleb seeks redemption.

After receiving Abe's intel, Washington heads south to lay siege on Yorktown. Abe volunteers for the Continental Army. Peggy goes into labor.

The fate of the Culper Ring is revealed; the American War of Independence comes to an end; a settling of accounts between shadows and spies; America struggles to begin.