Final answer:
Mark Twain opposes imperialism because he advocates for the liberation and freedom of the Filipino people.
Step-by-step explanation:
In Mark Twain's 1900 statement, he opposes imperialism because he advocates for the liberation and freedom of the Filipino people. Twain, along with other prominent Americans, formed the Anti-Imperialist League to protest the acquisition of overseas colonies. They believed that empire building went against the principles of democracy and freedom upon which the country was founded.