What We Can Learn From the Pacifist Movement Against World War I - In These Times

Although they failed to keep us out of the war, they organized effectively in conditions frighteningly similar to our own.

U.S. Enters the War National WWI Museum and Memorial

Pacifism - Wikipedia

History of volunteerism in the US: A crash course

Groups During the American Civil Rights Movement, American Experience, Official Site

Pacifism in America, part one: The roots of war resistance – Thinking Pacifism

The United States: Isolation-Intervention

Women On the Frontlines of WWI Came to Operate Telephones

From Pacifism to National Consciousness - World War I Centennial

The Impact of the First World War and Its Implications for Europe Today, Heinrich Böll Stiftung