When the Emancipation Proclamation was announced, Tennessee was mostly held by <answer>Union</answer> forces. Thus, Tennessee was not among the states enumerated in the Proclamation, and the Proclamation did not free any slaves there. Nonetheless, enslaved African Americans escaped to <answer>Union</answer> lines to gain freedom without waiting for official action. Old and young, men, women and children camped near <answer>Union</answer> troops. Thousands of former slaves ended up fighting on the <answer>Union</answer> side, nearly 200,000 in total across the South.
Which forces controlled most of Tennessee when slaves were emancipated?
Union