If I use the chords E, D, C, A, A7, F, And G (not in that order) in a song what key is it in?

In an article about americans working in middle eastern countries, cicy, a white journalist, is described as knowing that she should cover her hair when she leaves her house. according to this article, cicy:

Islamic lluminated manuscripts often preserved knowledge from which area of the world

Artworks made to be used in a ritual context often have what kind of meanings in addition to their appearance and visual impact?