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The inhuman conditions that were endured by working people in the nineteenth century.
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Call for a return to the principles of justice outlined in Pope Leo's earlier encyclical.
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Respect for human dignity and human rights throughout the world.
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World peace based on respect for human dignity
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Countries in the world must deal on with each other in ways that are just.
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Each country must work for social justice within its own boundaries. The role of Christians is to be hearers and doers of the Word of Christ
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The preaching of the gospel cannot be separated from working for human rights
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Christians are called to be critical of technology that does not advance human rights
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Mercy to our brothers and sisters in the international community in light of God's mercy
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The struggle for justice of workers throughout the world.
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Service of the poor, human dignity and social justice.
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Written to commermorate obe hundred years of Catholic social teaching since Pope Leo's 1891 encyclical: Cathlocs need to live by and spread Cathloic social teaching.