CHINA
Teddy Roosevelt
The open door policy is when a certain country (like China) allow foreigners in their country. Now a closed door policy is when a coutry doesn't allow foreigners in their country.
Here's two: The Open Door Policy was proposed in 1899. The Open Door Policy stated that no single country should have a monopoly on trade with China. Hope I helped. :3
China
China
japan
Chrina
It expended trade with china.
The US Open Door Policy was designed to open up the European-made Spheres of Influence in CHINA to US influence and trade.
The Open Door Policy is a concept in foreign affairs, which usually refers to the policy in 1899 allowing multiple Imperial powers access to China, with none of them in control of that country. As a theory, the Open Door Policy originates with British commercial practice, as was reflected in treaties concluded with Qing Dynasty China after the First Opium War (1839-1842).[
U.S. and China
The open door policy