Compilation on Peace

The Prosperity of Humankind

The Pan-German Programme

The Petition of the Six Associations and the Manifesto of the Intellectuals

Potash and Perlmutter Settle Things

Perpetual Peace

A Philosophic Essay

What Peace Means

Never Again! A Protest and a Warning Addressed to the Peoples of Europe

America and the World War

Ways of War and Peace

Prize Orations of the Intercollegiate Peace Association

Fundamental Peace Ideas including The Westphalian Peace Treaty (1648) and The League Of Nations (1919)

in connection with International Psychology and Revolutions

The Lost Fruits of Waterloo

Where Are We Going?

Washington and the Riddle of Peace

War Inconsistent with the Religion of Jesus Christ

The Promulgation of Universal Peace