Please help quick question, but put a explanation or a proof Is this true or false, The EEmancipation Proclamation freed all enslaved people in the Uniteddd Statesss.

The proclamation declared, "all persons held as slaves within any States, or designated part of the State, the people whereof shall be in rebellion against the United States, shall be then, thenceforward, and forever free." The Emancipation Proclamation did not free all slaves in the United States. so that must be false

Explanation:I searched it up I would but a screen shot but it won’t let me just search up”did the The Emancipation Proclamation free all enslaved people in the United States.” that’s what I did.

the answer is false.