Progressive Era / Imperialism & WWI

When was the Progressive Era?

Upton Sinclair wrote the book "__________________", exposing the bad conditions in Meat Factories.

"The right of citizens of the United States to vote shall not be denied or abridged by the United States or by any State on account of sex." is from which Amendment?

Which word best fits the following definition: "A journalist who reports on and exposes corruption and poor conditions."

Who's assassination sparked the beginning of World War 1?

Which of the following fought for the Allied Powers?

Which of the following fought for the Central Powers?

Which Amendment banned the manufacture, sale, or transportation of intoxicating liquors within the United States?

Which list best describes the causes of WWI?

What type of warfare extended the length of WWI from months of fighting to years?