Bronchitis Overview. Acute bronchitis is the sudden inflammation of the tracheobronchial tree, which comprises the trachea, or windpipe (tube that leads from the throat to the lungs) and the bronchi (bronchial tubes, air passages of the lungs).
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Lesson Summary. The Wilmot Proviso was issued on August 8th, 1846 by Pennsylvania Democratic Congressman David Wilmot. It prohibited the expansion of slavery into any territory acquired by the United States from Mexico as a result of the Mexican-American War settlement.he Proviso also prohibited the expansion of slavery into any territory acquired by the United States from Mexico as a result of a settlement in the Mexican-American War. The proposed amendment narrowly passed through the House of Representatives and was then defeated in the Senate.