The main western power was very interested in Japan

On March 1854, Japan politicians finally agreed with the Treaty of Kanagawa

Japan´s policy seclusions finally ended after 200 years

In 1858 Japan signed the TReaty of Amity to started the commerce with the USA

Anti-government movements started in Japan

Thier inspiration was Aizawa Sheishisai and Sakuma Zozan.
Sakuma got many ideas from the western science and technology

Yoshida Shoin wanted the old feudal system to be transformed to stablish the national unity.

The feeling of nationalist resentment at Western an dthe control cointiuned growing

The emperor died in 1866, and was replaced by the emperor Meiji