I assume, you mean an Arab country?
Many Arab countries were not really affected, but only had minor protests, such as Saudi Arabia, Oman, Djibouti, Palestine, Somalia and Lebanon
There is always the possibility that he would have, yet there are reasons as to why he would not have been to enthusiastic in supporting it too strongly. One of these reasons is that Lincoln supported joining the South and the North as fast as possible to make the Reconstruction after the Civil War more smooth and faster. If he openly supported the rights of the Black people the South would not have supported him as much as they would if he had not done so. This would go against what Lincoln wanted the United States to do to heal, somethign that Lincoln's vice president also shared with him.
Answer: George Mason, Patrick Henry
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