What line or lines would you cite to prove that the Emancipation Proclamation didn’t actually free all the slaves in the United States? Explain.

during the 20th century, the role of the vice president has evolved into more of an executive branch position. now, the vice president is usually seen as an integral part of a president's administration and presides over the senate only on ceremonial occasions or when a tie-breaking vote may be needed.

this is a good question! i'll do some research and come back when i have the answer!