I think Woodrow Wilson... :/
A. Recession
Hope this helps.
The open door policy impacts lasted for decades and they have three major impacts; increase Chinese backlash against foreigners. Chinese and American conflict with Japan. Increased US interest in East Asia
Soldiers from colonies around the world fought in the war. Colonies became a source of manpower and raw materials. European colonies were not passive, while there was war in Europe, they were actively involved in the fight.
The main purpose of the Ku Klux Klan in the 1860s and 1870s was to "a) to intimidate blacks and white Republicans" although sometimes this intimidation led to murder.
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