What did European powers want to accomplish by intervening in China?

European powers wanted to accomplish several things by intervening in China, including:

1. Access to Chinese markets: European countries wanted access to China's vast markets for their goods. The Chinese market was attractive due to its large population and potential for growth.

2. Colonization: Some European powers wanted to establish colonies in China, which would have given them greater control over the country's resources and markets.

3. Expansion of their spheres of influence: European countries sought to expand their spheres of influence in Asia by exerting political and economic control over China.

4. Protection of their interests: European powers sought to protect their trading interests and investments in China. This included protecting foreign nationals and their property in China.

5. Spread of Christianity: Many European countries saw China as a key target for Christian missionaries, and sought to spread their religion and culture in the country.