In addition to the privileges and immunities clause, article iv section 2 includes

Article IV section 2 of the United States Constitution includes the Privileges and Immunities Clause. However, in addition to this, it also contains the Extradition Clause and the Fugitive Slave Clause.

The Extradition Clause states that a person charged in any state with treason, felony or other crime and fleeing from justice is found in another state, may be extradited to the state from which he fled on request of the executive authority of that same state.

The Fugitive Slave Clause stated that fugitive slaves who scaped to a different state were not to be liberated, but to be returned to their masters. However, the clause was rendered moot when the Thirteenth Amendment abolished slavery.

1) union forces launched a surprise attack.

2) more confederate troops arrived by train.

3) union forces retreated.