Hernando de Soto, the Spanish conquistador.
The first constitution of the United States was "<em>The Articles of Confederation and Perpetual Union</em>" which was endorsed by the Continental Congress around 1777; this was an agreement between the 13 original states of the United States of America, and it's the first governing document.
<em>The Framers of the Constitution</em> were 55 visionaries appointed as delegates and founded the principles to guide and support the nation onward.
<em>The Commerce Clause</em> gave congress power to regulate commerce: with foreign nations, with native tribes and with between the states; and had been allowed by "<em>The Articles of Confederation</em>".
Jim Crow laws were a collection of state and local statutes that legalized racial segregation. Named after a Black minstrel show character, the laws—which existed for about 100 years, from the post-Civil War era until 1968—were meant to marginalize African Americans by denying them the right to vote, hold jobs, get an education or other opportunities. Those who attempted to defy Jim Crow laws often faced arrest, fines, jail sentences, violence and death.
This case ruled to be unconstitutional for state officials to create school prayer or recitations in public schools because it violated the establishment clause.