Whereas

Webster's Dictionary of the English Language

·adv At which place; where.

II. Whereas ·conj Considering that; it being the case that; since;

— used to introduce a preamble which is the basis of declarations, affirmations, commands, requests, or like, that follow.

III. Whereas ·conj When in fact; while on the contrary; the case being in truth that; although;

— implying opposition to something that precedes; or implying recognition of facts, sometimes followed by a different statement, and sometimes by inferences or something consequent.