Most importantly, it introduces equality, that is lack of discrimination, which is always a positive thing. Discrimination can introduce social tensions and violence, and equal treatment is one way of inhibiting it.
Also, it introduces stability, as people can rely on the the fact that they can know how they will be treated and that they will be treated fairly.
Jury Trial is an individual right protected by the Bill of Rights
The Constitution of India provides justice for all. ... The duty of judges is considered to be very pious, therefore the constitution has provided for independence of judiciary so that they can remain impartial to serve the constitutional goals, act fairly, reasonably, free of any fear or favor.
The answer is Britain and France.