They were released during a prisoner exchange in July 1781 .
In May 1780 , Rutledge was captured along with his co-signers of the Declaration of Independence , Arthur Middleton and Thomas Heyward during the siege of Charleston .
co-signers were released during a prisoner exchange in July 1781 .
In May 1780 , Rutledge was captured along with his co-signers of the Declaration of Independence , Arthur Middleton and Thomas Heyward during the siege of Charleston .