The Economic Opportunity Act was created to address poverty. Although it should be noted that some aspects of the Act were indirectly focussed on health as well.
Resolved, that this Congress will apply to His Majesty for a redress of grievances under which his faithful subjects in America labor; and assure him that the colonies hold in abhorrence the idea of being considered independent communities on the British government, and most ardently desire the establishment of a political union, not only among themselves but with the mother state, upon chose principles of safety and freedom which are essential in the constitution of all free governments, and particularly that of the British legislature.
SO BASICALLY POLITICAL UNION
By threatening a veto, the President can persuade legislators to alter the content of the bill to be more acceptable to the President. Congress can override a veto by passing the act by a two-thirds vote in both the House and the Senate. (Usually an act is passed with a simple majority.)