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 .
In essence, the  equal protection  clause extends First Amendment protection to anyone and everyone covered by the 5th and 14th Amendments. Through its consistent rulings that the 5th and 14th Amendments apply equally to illegal aliens, they also enjoy First Amendment rights.