How did Franklin Roosevelt and Lyndon Johnson help cause change in the United States?

What arguments might a conservation used to justify president roosevelt's expansion of power of federal government

What is one way the spanish war of independence encouraged those in the colonies to seek new political and economic rights? colonies took advantage of spain’s weakened ability to prevent rebellion. the disruptions caused by the war encouraged colonial merchants to seek markets in the pacific. the exposure to french ideas through the war convinced many in spain to provide these liberties to the colonies. the war with france made spain tighten their political and economic hold on the colonies in desperation.

What was one of the causes of war war two what was one of the causes of the war of 1812