Until his death in 1969, du Pont divided his time among his homes at Winterthur; Southampton, Long Island; Boca Grande, Florida; and an apartment in New York City.
The establishment of religion clause of the First Amendment means at least this: Neither a state nor the Federal Government can set up a church. Neither can pass laws which aid one religion, aid all religions, or prefer one religion to another .
The 1st amendment states that citizens of America have freedom of speech, press, religion, assemble peacefully, and petition the government. Without freedom of religion you could not choose where you wanted to go to church and what you believe in. Also freedom of speech is important so you can say what you want.