The most significant expansion of national power through the use of categorical grants-in-aid in the post-New Deal era was under Lyndon Johnson's

Question

Quizplus · Accepted Answer

Lyndon Johnson's Great Society programs, enacted in the 1960s, included a significant expansion of national power through the use of categorical grants-in-aid. These grants provided federal funding to states and localities for specific programs, such as education and health care, but often came with strings attached, such as requirements for matching funds or specific policy goals. This allowed the federal government to exert significant influence on state and local policies and programs, leading to a substantial increase in national power.

The Most Significant Expansion of National Power Through the Use