USA HISTORY

Detailed explanation-1: -During his presidential term, Adams strongly supports national planning of and the use of national funds for an improved transportation infrastructure. Military standardization and integration of Union and state militias is a foremost concern during the Adams administration.

Detailed explanation-2: -As a diplomat, he set the essential marks of American foreign policy for the next century: freedom of the seas, a halt to further European colonization in the Western Hemisphere, continental expansion, reciprocal trade, and isolationism from European affairs.

Detailed explanation-3: -Clay threw his support behind second-place finisher John Quincy Adams and helped build support for him in Congress. Adams won the election and named Clay his secretary of state shortly thereafter.

Detailed explanation-4: -He consistently advocated abolitionist views and policies while condemning slavery as an immoral institution and attacking the interests of Southern slaveholders. During the Mexican-American War of 1848, Adams was one of the leading opponents of annexing Texas, presciently predicting that it would lead to civil war.