Treaties — Interpretation — Application by municipal courts — Intention of the parties — Statements by United States Executive as evidence of parties’ intentions — Whether conclusive

Relationship of international law and municipal law — Treaties — Interpretation — By municipal courts — Statements by United States Executive — Extent to which United States Courts bound by Executive’s interpretation of treaties

Economics, trade and finance — Bilateral commercial treaties — Whether permitting employment discrimination in host State — Greece-United States Friendship, Commerce and Navigation Treaty, 1951, Article XII(4)

Treaties — Effect in municipal law — Whether prevailing over conflicting municipal legislation — Greece-United States Friendship, Commerce and Navigation Treaty, 1951, Article XII(4) — The law of the United States