The person that built the terracotta army is qin shihuang
They wanted to boycott Japanese goods
Gavrilo Princip was trying to assassinate Franz Ferdinand, heir to the Austrian throne. He had failed the first time, when suddenly as he was weeping at a restaurant Franz's car ent by him. He then killed him and the Great War (name for WW1 before WW2) happened.
Farmers faced Native American raids, poor growing conditions, droughts, disease, insects, and anything that would give farmers a hard time now. Farmers had to pay higher prices for transportation which caused less profit - crops prices fell which also caused less profit. The government issued greenbacks then retired them, causing an increase in the value of money in the circulation.