Answer;
The open door policy
Explanation;
Us secretary of state John Hay established the Open door policy which opened China's ports to European trade.
Open Door policy was a statement of principles initiated by the United States in 1899 and 1900 for the protection of equal privileges among countries trading with China and support of Chinese territorial and administrative integrity. John Hay, the secretary of state proposed this policy under president McKinley towards China for all countries.
Answer: Germany lost 10% of its land, all its overseas colonies, 12.5% of its population, 16% of its coal and 48% of its iron industry. There were also the humiliating terms, which made Germany accept blame for the war, limit their armed forces and pay reparations.
Explanation: hope its correct:)
They're all about rights and representative government.