Answer:
The main causes of WWI were nationalism, imperialism, militarism, and the system of alliances.
Explanation:
sorry, if this is wrong
Answer:
i think A but not 100% sure
Explanation:
The Mississippi River was a long trail of flowing water. Erie Canals were made to be long and help water travel to help crops and plants grow. Hope I helped! :)
Wounded Knee was in 1890. Specifically it was December 22, 1890.