International commercial arbitration is an efficient, fast, and amicable way of resolving any disputes which arise between two commercial parties. At the heart of the arbitral proceeding is the arbitration agreement. Like everything in the law domain, an arbitration agreement must be governed by some law or rules. This requirement is especially important in case any question of validity or existence arises. That is why parties’ autonomy exists, so the parties can choose any system of law that fits their arbitration agreement. If the parties don’t make an express choice of law, the arbitral tribunal has to decide on the governing law based on some established principles. These established principles are choice-of-law rules that are widely us...