moral imperative

Ihmisen velvollisuudet

Giuseppe Mazzini

Distributive Justice: The Right and Wrong of Our Present Distribution of Wealth

John A. Ryan

Address to the Non-Slaveholders of the South
on the Social and Political Evils of Slavery

Lewis Tappan

Thoughts on the Necessity of Improving the Condition of the Slaves in the British Colonies
With a View to Their Ultimate Emancipation; and on the Practicability, the Safety, and the Advantages of the Latter Measure.

Thomas Clarkson

Kindness to Animals; Or, The Sin of Cruelty Exposed and Rebuked

Charlotte Elizabeth

The Anti-Slavery Examiner, Omnibus

American Anti-Slavery Society

Encomium Artis Medicae: De Lof Der Geneeskunde

Desiderius Erasmus

The Anti-Slavery Examiner, Part 4 of 4

American Anti-Slavery Society

L. Annaeus Seneca on Benefits

Lucius Annaeus Seneca

Speeches on Questions of Public Policy, Volume 1

John Bright

On the Duty of Civil Disobedience

Henry David Thoreau

Mutual Aid: A Factor of Evolution

kniaz Petr Alekseevich Kropotkin

Why we are at war

Woodrow Wilson