How did japan differ from many other powerful nations before 1854?

1. it supported an open door policy.
2. it followed a policy of expansionism.
3. it had an advanced industrial society.
4. it generally stayed out of foreign affairs.

5. Japan remained isolated and highly protective of its borders, maintaining a policy of sakoku (closed country) for over 200 years.

6. Japan had a feudal society with a strong shogunate system in place, unlike many other powerful nations with more centralized governments.
7. Japan had a unique culture and language that set it apart from other powerful nations.
8. Japan had a strong emphasis on tradition and honor, with practices such as samurai warrior culture playing a significant role in society.