q1 the policy of the roosevelt corollary is best seen in the us invading mexico and panama in response to political uprisings england declaring war on the us in 1905 the beginning of world war 2 the us warning european interference in latin america would lead to us intervention q2 which reason best highlights why the us wanted to gain hawaii? it served as a key naval base during the spanish american war hawaii had a climate that would support climate coffee plantations hawaii served as the halfway point for flights across the pacific during the spanish american war the us needed a new vacation spot for settlers on the west coast