Final answer:
President Reagan responded to the change in government influence by implementing policies to stimulate the economy, strengthen national defense, and restore American stature in the world.
Step-by-step explanation:
President Reagan responded to the change in government influence by implementing various policies and strategies, both domestically and internationally. Domestically, Reagan focused on stimulating economic growth, curbing inflation, increasing employment, and strengthening national defense. He cut taxes and government expenditures, which led to a large deficit. Internationally, Reagan sought to restore American stature by increasing defense spending, improving relations with the Soviet Union, negotiating arms control agreements, and declaring war against international terrorism.