Answer- the Justinian code
Idk for sure but I think the voices that weren’t heard were:
Women
Blacks
(Maybe) the jewish
The policy is known as the "Open Door Policy."
John Hay created this idea in hopes that America and countries all over Europe could trade peacefully with China. This concept was developed in order to protect America's trade interests while also ensuring that no other country would establish a monopoly on trade with China. Within this policy, all countries would agree not to interfere with another country's trade with China.
"Manifest destiny was a term that came to describe a widespread belief in the middle of the 19th century that the United States had a special mission to expand westward.