Answer:
What was Commodore Perry's significant contribution to the beginning of Japan's transformation? He opened Japan to the West. Which similar challenge did China and Japan face following the Sino-Japanese War? Their isolation left them far behind Europe.
I world say the answer is between 400 and 200 BCE
The Answer You're Looking For Is:
~The Invasion Of Belgium.
Hope this helps.
Checks and balances is something where each branch has certain limitations so neither branch can become over powered hope this helps and have a wonderful day :)