Glacial lake, is a Rocky Mountain
Answer: The Mexican-American War was waged mostly by federal Army volunteers. Although this may not seem like a constitutional issue, it reflected debates about military power that were banked into the constitutional and the interaction of Article I's Army and Militia clauses.
Explanation: Give me the brainiest
Alexander Graham Bell was a Scottish-born inventor, scientist, and engineer who is credited with patenting the first practical telephone.